25371476

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{397}}^1\times {\mathrm{1229}}^1$

素因数の和:1643

約数の個数: 24

約数和(自身を含む): 47974920

約数和(自身を除く): 22603444

約数列:

[1, 2, 4, 13, 26, 52, 397, 794, 1229, 1588, 2458, 4916, 5161, 10322, 15977, 20644, 31954, 63908, 487913, 975826, 1951652, 6342869, 12685738, 25371476]

約数ペア:

[(1, 25371476), (2, 12685738), (4, 6342869), (13, 1951652), (26, 975826), (52, 487913), (397, 63908), (794, 31954), (1229, 20644), (1588, 15977), (2458, 10322), (4916, 5161)]