19108372

素因数分解:

$2^2\times {\mathrm{61}}^1\times {\mathrm{71}}^1\times {\mathrm{1103}}^1$

素因数の和:1239

約数の個数: 24

約数和(自身を含む): 34497792

約数和(自身を除く): 15389420

約数列:

[1, 2, 4, 61, 71, 122, 142, 244, 284, 1103, 2206, 4331, 4412, 8662, 17324, 67283, 78313, 134566, 156626, 269132, 313252, 4777093, 9554186, 19108372]

約数ペア:

[(1, 19108372), (2, 9554186), (4, 4777093), (61, 313252), (71, 269132), (122, 156626), (142, 134566), (244, 78313), (284, 67283), (1103, 17324), (2206, 8662), (4331, 4412)]