20159056

素因数分解:

$2^4\times {\mathrm{181}}^1\times {\mathrm{6961}}^1$

素因数の和:7150

約数の個数: 20

約数和(自身を含む): 39279604

約数和(自身を除く): 19120548

約数列:

[1, 2, 4, 8, 16, 181, 362, 724, 1448, 2896, 6961, 13922, 27844, 55688, 111376, 1259941, 2519882, 5039764, 10079528, 20159056]

約数ペア:

[(1, 20159056), (2, 10079528), (4, 5039764), (8, 2519882), (16, 1259941), (181, 111376), (362, 55688), (724, 27844), (1448, 13922), (2896, 6961)]