399074404

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{1129}}^1\times {\mathrm{4651}}^1$

素因数の和:5803

約数の個数: 24

約数和(自身を含む): 735946400

約数和(自身を除く): 336871996

約数列:

[1, 2, 4, 19, 38, 76, 1129, 2258, 4516, 4651, 9302, 18604, 21451, 42902, 85804, 88369, 176738, 353476, 5250979, 10501958, 21003916, 99768601, 199537202, 399074404]

約数ペア:

[(1, 399074404), (2, 199537202), (4, 99768601), (19, 21003916), (38, 10501958), (76, 5250979), (1129, 353476), (2258, 176738), (4516, 88369), (4651, 85804), (9302, 42902), (18604, 21451)]