19500635385

素因数分解:

$3^4\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{631}}^1\times {\mathrm{991}}^1$

素因数の和:1657

約数の個数: 160

約数和(自身を含む): 43695489024

約数和(自身を除く): 24194853639

約数列:

[1, 3, 5, 7, 9, 11, 15, 21, 27, 33, 35, 45, 55, 63, 77, 81, 99, 105, 135, 165, 189, 231, 297, 315, 385, 405, 495, 567, 631, 693, 891, 945, 991, 1155, 1485, 1893, 2079, 2835, 2973, 3155, 3465, 4417, 4455, 4955, 5679, 6237, 6937, 6941, 8919, 9465, 10395, 10901, 13251, 14865, 17037, 20811, 20823, 22085, 26757, 28395, 31185, 32703, 34685, 34705, 39753, 44595, 48587, 51111, 54505, 62433, 62469, 66255, 76307, 80271, 85185, 98109, 104055, 104115, 119259, 133785, 145761, 163515, 187299, 187407, 198765, 228921, 242935, 255555, 294327, 312165, 312345, 357777, 381535, 401355, 437283, 490545, 561897, 562221, 596295, 625321, 686763, 728805, 882981, 936495, 937035, 1144605, 1311849, 1471635, 1788885, 1875963, 2060289, 2186415, 2809485, 2811105, 3126605, 3433815, 3935547, 4377247, 4414905, 5627889, 6180867, 6559245, 6878531, 9379815, 10301445, 13131741, 16883667, 19677735, 20635593, 21886235, 28139445, 30904335, 34392655, 39395223, 48149717, 50651001, 61906779, 65658705, 84418335, 103177965, 118185669, 144449151, 185720337, 196976115, 240748585, 253255005, 309533895, 354557007, 433347453, 557161011, 590928345, 722245755, 928601685, 1300042359, 1772785035, 2166737265, 2785805055, 3900127077, 6500211795, 19500635385]

約数ペア:

[(1, 19500635385), (3, 6500211795), (5, 3900127077), (7, 2785805055), (9, 2166737265), (11, 1772785035), (15, 1300042359), (21, 928601685), (27, 722245755), (33, 590928345), (35, 557161011), (45, 433347453), (55, 354557007), (63, 309533895), (77, 253255005), (81, 240748585), (99, 196976115), (105, 185720337), (135, 144449151), (165, 118185669), (189, 103177965), (231, 84418335), (297, 65658705), (315, 61906779), (385, 50651001), (405, 48149717), (495, 39395223), (567, 34392655), (631, 30904335), (693, 28139445), (891, 21886235), (945, 20635593), (991, 19677735), (1155, 16883667), (1485, 13131741), (1893, 10301445), (2079, 9379815), (2835, 6878531), (2973, 6559245), (3155, 6180867), (3465, 5627889), (4417, 4414905), (4455, 4377247), (4955, 3935547), (5679, 3433815), (6237, 3126605), (6937, 2811105), (6941, 2809485), (8919, 2186415), (9465, 2060289), (10395, 1875963), (10901, 1788885), (13251, 1471635), (14865, 1311849), (17037, 1144605), (20811, 937035), (20823, 936495), (22085, 882981), (26757, 728805), (28395, 686763), (31185, 625321), (32703, 596295), (34685, 562221), (34705, 561897), (39753, 490545), (44595, 437283), (48587, 401355), (51111, 381535), (54505, 357777), (62433, 312345), (62469, 312165), (66255, 294327), (76307, 255555), (80271, 242935), (85185, 228921), (98109, 198765), (104055, 187407), (104115, 187299), (119259, 163515), (133785, 145761)]