19909454

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{179}}^1\times {\mathrm{2927}}^1$

素因数の和:3127

約数の個数: 16

約数和(自身を含む): 31622400

約数和(自身を除く): 11712946

約数列:

[1, 2, 19, 38, 179, 358, 2927, 3401, 5854, 6802, 55613, 111226, 523933, 1047866, 9954727, 19909454]

約数ペア:

[(1, 19909454), (2, 9954727), (19, 1047866), (38, 523933), (179, 111226), (358, 55613), (2927, 6802), (3401, 5854)]