20039932

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{419}}^1\times {\mathrm{1087}}^1$

素因数の和:1521

約数の個数: 24

約数和(自身を含む): 38384640

約数和(自身を除く): 18344708

約数列:

[1, 2, 4, 11, 22, 44, 419, 838, 1087, 1676, 2174, 4348, 4609, 9218, 11957, 18436, 23914, 47828, 455453, 910906, 1821812, 5009983, 10019966, 20039932]

約数ペア:

[(1, 20039932), (2, 10019966), (4, 5009983), (11, 1821812), (22, 910906), (44, 455453), (419, 47828), (838, 23914), (1087, 18436), (1676, 11957), (2174, 9218), (4348, 4609)]