18506811385

素因数分解:

$5^1\times {\mathrm{197}}^1\times {\mathrm{457}}^1\times {\mathrm{41113}}^1$

素因数の和:41772

約数の個数: 16

約数和(自身を含む): 22370291856

約数和(自身を除く): 3863480471

約数列:

[1, 5, 197, 457, 985, 2285, 41113, 90029, 205565, 450145, 8099261, 18788641, 40496305, 93943205, 3701362277, 18506811385]

約数ペア:

[(1, 18506811385), (5, 3701362277), (197, 93943205), (457, 40496305), (985, 18788641), (2285, 8099261), (41113, 450145), (90029, 205565)]