201920474

素因数分解:

$2^1\times 7^2\times {\mathrm{271}}^1\times {\mathrm{7603}}^1$

素因数の和:7890

約数の個数: 24

約数和(自身を含む): 353677248

約数和(自身を除く): 151756774

約数列:

[1, 2, 7, 14, 49, 98, 271, 542, 1897, 3794, 7603, 13279, 15206, 26558, 53221, 106442, 372547, 745094, 2060413, 4120826, 14422891, 28845782, 100960237, 201920474]

約数ペア:

[(1, 201920474), (2, 100960237), (7, 28845782), (14, 14422891), (49, 4120826), (98, 2060413), (271, 745094), (542, 372547), (1897, 106442), (3794, 53221), (7603, 26558), (13279, 15206)]