19511404

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{23339}}^1$

素因数の和:23373

約数の個数: 24

約数和(自身を含む): 39211200

約数和(自身を除く): 19699796

約数列:

[1, 2, 4, 11, 19, 22, 38, 44, 76, 209, 418, 836, 23339, 46678, 93356, 256729, 443441, 513458, 886882, 1026916, 1773764, 4877851, 9755702, 19511404]

約数ペア:

[(1, 19511404), (2, 9755702), (4, 4877851), (11, 1773764), (19, 1026916), (22, 886882), (38, 513458), (44, 443441), (76, 256729), (209, 93356), (418, 46678), (836, 23339)]