20193456885

素因数分解:

$3^1\times 5^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{1409}}^1$

素因数の和:1516

約数の個数: 192

約数和(自身を含む): 42219325440

約数和(自身を除く): 22025868555

約数列:

[1, 3, 5, 7, 15, 17, 21, 31, 35, 37, 49, 51, 85, 93, 105, 111, 119, 147, 155, 185, 217, 245, 255, 259, 357, 465, 527, 555, 595, 629, 651, 735, 777, 833, 1085, 1147, 1295, 1409, 1519, 1581, 1785, 1813, 1887, 2499, 2635, 3145, 3255, 3441, 3689, 3885, 4165, 4227, 4403, 4557, 5439, 5735, 7045, 7595, 7905, 8029, 9065, 9435, 9863, 11067, 12495, 13209, 17205, 18445, 19499, 21135, 22015, 22785, 23953, 24087, 25823, 27195, 29589, 30821, 40145, 43679, 49315, 52133, 55335, 56203, 58497, 66045, 69041, 71859, 77469, 92463, 97495, 119765, 120435, 129115, 131037, 136493, 147945, 154105, 156399, 167671, 168609, 207123, 218395, 260665, 281015, 292485, 305753, 345205, 359295, 364931, 387345, 409479, 462315, 503013, 655185, 682465, 742543, 781995, 838355, 843045, 886261, 917259, 955451, 1035615, 1094793, 1173697, 1528765, 1616123, 1824655, 2047395, 2140271, 2227629, 2515065, 2554517, 2658783, 2866353, 3521091, 3712715, 4431305, 4586295, 4777255, 4848369, 5197801, 5473965, 5868485, 6203827, 6420813, 7663551, 8080615, 10701355, 11138145, 11312861, 12772585, 13293915, 14331765, 15593403, 17605455, 18611481, 24241845, 25989005, 27474091, 31019135, 32104065, 33938583, 36384607, 38317755, 43426789, 56564305, 77967015, 79190027, 82422273, 93057405, 109153821, 130280367, 137370455, 169692915, 181923035, 192318637, 217133945, 237570081, 395950135, 412111365, 545769105, 576955911, 651401835, 961593185, 1187850405, 1346230459, 2884779555, 4038691377, 6731152295, 20193456885]

約数ペア:

[(1, 20193456885), (3, 6731152295), (5, 4038691377), (7, 2884779555), (15, 1346230459), (17, 1187850405), (21, 961593185), (31, 651401835), (35, 576955911), (37, 545769105), (49, 412111365), (51, 395950135), (85, 237570081), (93, 217133945), (105, 192318637), (111, 181923035), (119, 169692915), (147, 137370455), (155, 130280367), (185, 109153821), (217, 93057405), (245, 82422273), (255, 79190027), (259, 77967015), (357, 56564305), (465, 43426789), (527, 38317755), (555, 36384607), (595, 33938583), (629, 32104065), (651, 31019135), (735, 27474091), (777, 25989005), (833, 24241845), (1085, 18611481), (1147, 17605455), (1295, 15593403), (1409, 14331765), (1519, 13293915), (1581, 12772585), (1785, 11312861), (1813, 11138145), (1887, 10701355), (2499, 8080615), (2635, 7663551), (3145, 6420813), (3255, 6203827), (3441, 5868485), (3689, 5473965), (3885, 5197801), (4165, 4848369), (4227, 4777255), (4403, 4586295), (4557, 4431305), (5439, 3712715), (5735, 3521091), (7045, 2866353), (7595, 2658783), (7905, 2554517), (8029, 2515065), (9065, 2227629), (9435, 2140271), (9863, 2047395), (11067, 1824655), (12495, 1616123), (13209, 1528765), (17205, 1173697), (18445, 1094793), (19499, 1035615), (21135, 955451), (22015, 917259), (22785, 886261), (23953, 843045), (24087, 838355), (25823, 781995), (27195, 742543), (29589, 682465), (30821, 655185), (40145, 503013), (43679, 462315), (49315, 409479), (52133, 387345), (55335, 364931), (56203, 359295), (58497, 345205), (66045, 305753), (69041, 292485), (71859, 281015), (77469, 260665), (92463, 218395), (97495, 207123), (119765, 168609), (120435, 167671), (129115, 156399), (131037, 154105), (136493, 147945)]