20101858

素因数分解:

$2^1\times 7^3\times {\mathrm{29303}}^1$

素因数の和:29326

約数の個数: 16

約数和(自身を含む): 35164800

約数和(自身を除く): 15062942

約数列:

[1, 2, 7, 14, 49, 98, 343, 686, 29303, 58606, 205121, 410242, 1435847, 2871694, 10050929, 20101858]

約数ペア:

[(1, 20101858), (2, 10050929), (7, 2871694), (14, 1435847), (49, 410242), (98, 205121), (343, 58606), (686, 29303)]