19937494

素因数分解:

$2^1\times {\mathrm{47}}^1\times {\mathrm{113}}^1\times {\mathrm{1877}}^1$

素因数の和:2039

約数の個数: 16

約数和(自身を含む): 30829248

約数和(自身を除く): 10891754

約数列:

[1, 2, 47, 94, 113, 226, 1877, 3754, 5311, 10622, 88219, 176438, 212101, 424202, 9968747, 19937494]

約数ペア:

[(1, 19937494), (2, 9968747), (47, 424202), (94, 212101), (113, 176438), (226, 88219), (1877, 10622), (3754, 5311)]