20173089978

素因数分解:

$2^1\times 3^2\times {\mathrm{31}}^1\times {\mathrm{36152491}}^1$

素因数の和:36152530

約数の個数: 24

約数和(自身を含む): 45118310016

約数和(自身を除く): 24945220038

約数列:

[1, 2, 3, 6, 9, 18, 31, 62, 93, 186, 279, 558, 36152491, 72304982, 108457473, 216914946, 325372419, 650744838, 1120727221, 2241454442, 3362181663, 6724363326, 10086544989, 20173089978]

約数ペア:

[(1, 20173089978), (2, 10086544989), (3, 6724363326), (6, 3362181663), (9, 2241454442), (18, 1120727221), (31, 650744838), (62, 325372419), (93, 216914946), (186, 108457473), (279, 72304982), (558, 36152491)]