66810416

素因数分解:

$2^4\times {\mathrm{263}}^1\times {\mathrm{15877}}^1$

素因数の和:16148

約数の個数: 20

約数和(自身を含む): 129945552

約数和(自身を除く): 63135136

約数列:

[1, 2, 4, 8, 16, 263, 526, 1052, 2104, 4208, 15877, 31754, 63508, 127016, 254032, 4175651, 8351302, 16702604, 33405208, 66810416]

約数ペア:

[(1, 66810416), (2, 33405208), (4, 16702604), (8, 8351302), (16, 4175651), (263, 254032), (526, 127016), (1052, 63508), (2104, 31754), (4208, 15877)]