20949130

素因数分解:

$2^1\times 5^1\times {\mathrm{59}}^1\times {\mathrm{35507}}^1$

素因数の和:35573

約数の個数: 16

約数和(自身を含む): 38348640

約数和(自身を除く): 17399510

約数列:

[1, 2, 5, 10, 59, 118, 295, 590, 35507, 71014, 177535, 355070, 2094913, 4189826, 10474565, 20949130]

約数ペア:

[(1, 20949130), (2, 10474565), (5, 4189826), (10, 2094913), (59, 355070), (118, 177535), (295, 71014), (590, 35507)]