20177871118

素因数分解:

$2^1\times {\mathrm{41}}^1\times {\mathrm{643}}^1\times {\mathrm{382693}}^1$

素因数の和:383379

約数の個数: 16

約数和(自身を含む): 31053321936

約数和(自身を除く): 10875450818

約数列:

[1, 2, 41, 82, 643, 1286, 26363, 52726, 382693, 765386, 15690413, 31380826, 246071599, 492143198, 10088935559, 20177871118]

約数ペア:

[(1, 20177871118), (2, 10088935559), (41, 492143198), (82, 246071599), (643, 31380826), (1286, 15690413), (26363, 765386), (52726, 382693)]