20176988838

素因数分解:

$2^1\times 3^1\times {\mathrm{79}}^1\times {\mathrm{42567487}}^1$

素因数の和:42567571

約数の個数: 16

約数和(自身を含む): 40864788480

約数和(自身を除く): 20687799642

約数列:

[1, 2, 3, 6, 79, 158, 237, 474, 42567487, 85134974, 127702461, 255404922, 3362831473, 6725662946, 10088494419, 20176988838]

約数ペア:

[(1, 20176988838), (2, 10088494419), (3, 6725662946), (6, 3362831473), (79, 255404922), (158, 127702461), (237, 85134974), (474, 42567487)]