19951724

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{12377}}^1$

素因数の和:12425

約数の個数: 24

約数和(自身を含む): 38817408

約数和(自身を除く): 18865684

約数列:

[1, 2, 4, 13, 26, 31, 52, 62, 124, 403, 806, 1612, 12377, 24754, 49508, 160901, 321802, 383687, 643604, 767374, 1534748, 4987931, 9975862, 19951724]

約数ペア:

[(1, 19951724), (2, 9975862), (4, 4987931), (13, 1534748), (26, 767374), (31, 643604), (52, 383687), (62, 321802), (124, 160901), (403, 49508), (806, 24754), (1612, 12377)]