20745406

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{55469}}^1$

素因数の和:55499

約数の個数: 16

約数和(自身を含む): 35944560

約数和(自身を除く): 15199154

約数列:

[1, 2, 11, 17, 22, 34, 187, 374, 55469, 110938, 610159, 942973, 1220318, 1885946, 10372703, 20745406]

約数ペア:

[(1, 20745406), (2, 10372703), (11, 1885946), (17, 1220318), (22, 942973), (34, 610159), (187, 110938), (374, 55469)]