201491818

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{239}}^1\times {\mathrm{38321}}^1$

素因数の和:38573

約数の個数: 16

約数和(自身を含む): 331102080

約数和(自身を除く): 129610262

約数列:

[1, 2, 11, 22, 239, 478, 2629, 5258, 38321, 76642, 421531, 843062, 9158719, 18317438, 100745909, 201491818]

約数ペア:

[(1, 201491818), (2, 100745909), (11, 18317438), (22, 9158719), (239, 843062), (478, 421531), (2629, 76642), (5258, 38321)]