18266612

素因数分解:

$2^2\times 7^2\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{107}}^1$

素因数の和:205

約数の個数: 72

約数和(自身を含む): 41023584

約数和(自身を除く): 22756972

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 49, 52, 67, 91, 98, 107, 134, 182, 196, 214, 268, 364, 428, 469, 637, 749, 871, 938, 1274, 1391, 1498, 1742, 1876, 2548, 2782, 2996, 3283, 3484, 5243, 5564, 6097, 6566, 7169, 9737, 10486, 12194, 13132, 14338, 19474, 20972, 24388, 28676, 38948, 42679, 50183, 68159, 85358, 93197, 100366, 136318, 170716, 186394, 200732, 272636, 351281, 372788, 652379, 702562, 1304758, 1405124, 2609516, 4566653, 9133306, 18266612]

約数ペア:

[(1, 18266612), (2, 9133306), (4, 4566653), (7, 2609516), (13, 1405124), (14, 1304758), (26, 702562), (28, 652379), (49, 372788), (52, 351281), (67, 272636), (91, 200732), (98, 186394), (107, 170716), (134, 136318), (182, 100366), (196, 93197), (214, 85358), (268, 68159), (364, 50183), (428, 42679), (469, 38948), (637, 28676), (749, 24388), (871, 20972), (938, 19474), (1274, 14338), (1391, 13132), (1498, 12194), (1742, 10486), (1876, 9737), (2548, 7169), (2782, 6566), (2996, 6097), (3283, 5564), (3484, 5243)]