20185281624

素因数分解:

$2^3\times 3^1\times {\mathrm{37}}^1\times {\mathrm{103}}^1\times {\mathrm{199}}^1\times {\mathrm{1109}}^1$

素因数の和:1457

約数の個数: 128

約数和(自身を含む): 52640640000

約数和(自身を除く): 32455358376

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 37, 74, 103, 111, 148, 199, 206, 222, 296, 309, 398, 412, 444, 597, 618, 796, 824, 888, 1109, 1194, 1236, 1592, 2218, 2388, 2472, 3327, 3811, 4436, 4776, 6654, 7363, 7622, 8872, 11433, 13308, 14726, 15244, 20497, 22089, 22866, 26616, 29452, 30488, 40994, 41033, 44178, 45732, 58904, 61491, 81988, 82066, 88356, 91464, 114227, 122982, 123099, 163976, 164132, 176712, 220691, 228454, 245964, 246198, 328264, 342681, 441382, 456908, 491928, 492396, 662073, 685362, 758389, 882764, 913816, 984792, 1324146, 1370724, 1516778, 1765528, 2275167, 2648292, 2741448, 3033556, 4226399, 4550334, 5296584, 6067112, 8165567, 8452798, 9100668, 12679197, 16331134, 16905596, 18201336, 22731173, 24496701, 25358394, 32662268, 33811192, 45462346, 48993402, 50716788, 65324536, 68193519, 90924692, 97986804, 101433576, 136387038, 181849384, 195973608, 272774076, 545548152, 841053401, 1682106802, 2523160203, 3364213604, 5046320406, 6728427208, 10092640812, 20185281624]

約数ペア:

[(1, 20185281624), (2, 10092640812), (3, 6728427208), (4, 5046320406), (6, 3364213604), (8, 2523160203), (12, 1682106802), (24, 841053401), (37, 545548152), (74, 272774076), (103, 195973608), (111, 181849384), (148, 136387038), (199, 101433576), (206, 97986804), (222, 90924692), (296, 68193519), (309, 65324536), (398, 50716788), (412, 48993402), (444, 45462346), (597, 33811192), (618, 32662268), (796, 25358394), (824, 24496701), (888, 22731173), (1109, 18201336), (1194, 16905596), (1236, 16331134), (1592, 12679197), (2218, 9100668), (2388, 8452798), (2472, 8165567), (3327, 6067112), (3811, 5296584), (4436, 4550334), (4776, 4226399), (6654, 3033556), (7363, 2741448), (7622, 2648292), (8872, 2275167), (11433, 1765528), (13308, 1516778), (14726, 1370724), (15244, 1324146), (20497, 984792), (22089, 913816), (22866, 882764), (26616, 758389), (29452, 685362), (30488, 662073), (40994, 492396), (41033, 491928), (44178, 456908), (45732, 441382), (58904, 342681), (61491, 328264), (81988, 246198), (82066, 245964), (88356, 228454), (91464, 220691), (114227, 176712), (122982, 164132), (123099, 163976)]