19178482

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{67}}^1\times {\mathrm{8419}}^1$

素因数の和:8505

約数の個数: 16

約数和(自身を含む): 30918240

約数和(自身を除く): 11739758

約数列:

[1, 2, 17, 34, 67, 134, 1139, 2278, 8419, 16838, 143123, 286246, 564073, 1128146, 9589241, 19178482]

約数ペア:

[(1, 19178482), (2, 9589241), (17, 1128146), (34, 564073), (67, 286246), (134, 143123), (1139, 16838), (2278, 8419)]