20121056345

素因数分解:

$5^1\times {\mathrm{13}}^2\times {\mathrm{233}}^1\times {\mathrm{102197}}^1$

素因数の和:102461

約数の個数: 24

約数和(自身を含む): 26257936536

約数和(自身を除く): 6136880191

約数列:

[1, 5, 13, 65, 169, 233, 845, 1165, 3029, 15145, 39377, 102197, 196885, 510985, 1328561, 6642805, 17271293, 23811901, 86356465, 119059505, 309554713, 1547773565, 4024211269, 20121056345]

約数ペア:

[(1, 20121056345), (5, 4024211269), (13, 1547773565), (65, 309554713), (169, 119059505), (233, 86356465), (845, 23811901), (1165, 17271293), (3029, 6642805), (15145, 1328561), (39377, 510985), (102197, 196885)]