18634902

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{587}}^1$

素因数の和:653

約数の個数: 64

約数和(自身を含む): 45045504

約数和(自身を除く): 26410602

約数列:

[1, 2, 3, 6, 11, 13, 22, 26, 33, 37, 39, 66, 74, 78, 111, 143, 222, 286, 407, 429, 481, 587, 814, 858, 962, 1174, 1221, 1443, 1761, 2442, 2886, 3522, 5291, 6457, 7631, 10582, 12914, 15262, 15873, 19371, 21719, 22893, 31746, 38742, 43438, 45786, 65157, 83941, 130314, 167882, 238909, 251823, 282347, 477818, 503646, 564694, 716727, 847041, 1433454, 1694082, 3105817, 6211634, 9317451, 18634902]

約数ペア:

[(1, 18634902), (2, 9317451), (3, 6211634), (6, 3105817), (11, 1694082), (13, 1433454), (22, 847041), (26, 716727), (33, 564694), (37, 503646), (39, 477818), (66, 282347), (74, 251823), (78, 238909), (111, 167882), (143, 130314), (222, 83941), (286, 65157), (407, 45786), (429, 43438), (481, 38742), (587, 31746), (814, 22893), (858, 21719), (962, 19371), (1174, 15873), (1221, 15262), (1443, 12914), (1761, 10582), (2442, 7631), (2886, 6457), (3522, 5291)]