20097207

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{1847}}^1$

素因数の和:1900

約数の個数: 32

約数和(自身を含む): 33116160

約数和(自身を除く): 13018953

約数列:

[1, 3, 9, 13, 27, 31, 39, 93, 117, 279, 351, 403, 837, 1209, 1847, 3627, 5541, 10881, 16623, 24011, 49869, 57257, 72033, 171771, 216099, 515313, 648297, 744341, 1545939, 2233023, 6699069, 20097207]

約数ペア:

[(1, 20097207), (3, 6699069), (9, 2233023), (13, 1545939), (27, 744341), (31, 648297), (39, 515313), (93, 216099), (117, 171771), (279, 72033), (351, 57257), (403, 49869), (837, 24011), (1209, 16623), (1847, 10881), (3627, 5541)]