20838844

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{10831}}^1$

素因数の和:10885

約数の個数: 24

約数和(自身を含む): 40338368

約数和(自身を除く): 19499524

約数列:

[1, 2, 4, 13, 26, 37, 52, 74, 148, 481, 962, 1924, 10831, 21662, 43324, 140803, 281606, 400747, 563212, 801494, 1602988, 5209711, 10419422, 20838844]

約数ペア:

[(1, 20838844), (2, 10419422), (4, 5209711), (13, 1602988), (26, 801494), (37, 563212), (52, 400747), (74, 281606), (148, 140803), (481, 43324), (962, 21662), (1924, 10831)]