81806552

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{538201}}^1$

素因数の和:538226

約数の個数: 16

約数和(自身を含む): 161460600

約数和(自身を除く): 79654048

約数列:

[1, 2, 4, 8, 19, 38, 76, 152, 538201, 1076402, 2152804, 4305608, 10225819, 20451638, 40903276, 81806552]

約数ペア:

[(1, 81806552), (2, 40903276), (4, 20451638), (8, 10225819), (19, 4305608), (38, 2152804), (76, 1076402), (152, 538201)]