19701572

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{26339}}^1$

素因数の和:26371

約数の個数: 24

約数和(自身を含む): 39826080

約数和(自身を除く): 20124508

約数列:

[1, 2, 4, 11, 17, 22, 34, 44, 68, 187, 374, 748, 26339, 52678, 105356, 289729, 447763, 579458, 895526, 1158916, 1791052, 4925393, 9850786, 19701572]

約数ペア:

[(1, 19701572), (2, 9850786), (4, 4925393), (11, 1791052), (17, 1158916), (22, 895526), (34, 579458), (44, 447763), (68, 289729), (187, 105356), (374, 52678), (748, 26339)]