20519642

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{13}}^2\times {\mathrm{5519}}^1$

素因数の和:5558

約数の個数: 24

約数和(自身を含む): 36365760

約数和(自身を除く): 15846118

約数列:

[1, 2, 11, 13, 22, 26, 143, 169, 286, 338, 1859, 3718, 5519, 11038, 60709, 71747, 121418, 143494, 789217, 932711, 1578434, 1865422, 10259821, 20519642]

約数ペア:

[(1, 20519642), (2, 10259821), (11, 1865422), (13, 1578434), (22, 932711), (26, 789217), (143, 143494), (169, 121418), (286, 71747), (338, 60709), (1859, 11038), (3718, 5519)]