20248146

素因数分解:

$2^1\times 3^2\times {\mathrm{31}}^1\times {\mathrm{131}}^1\times {\mathrm{277}}^1$

素因数の和:447

約数の個数: 48

約数和(自身を含む): 45796608

約数和(自身を除く): 25548462

約数列:

[1, 2, 3, 6, 9, 18, 31, 62, 93, 131, 186, 262, 277, 279, 393, 554, 558, 786, 831, 1179, 1662, 2358, 2493, 4061, 4986, 8122, 8587, 12183, 17174, 24366, 25761, 36287, 36549, 51522, 72574, 73098, 77283, 108861, 154566, 217722, 326583, 653166, 1124897, 2249794, 3374691, 6749382, 10124073, 20248146]

約数ペア:

[(1, 20248146), (2, 10124073), (3, 6749382), (6, 3374691), (9, 2249794), (18, 1124897), (31, 653166), (62, 326583), (93, 217722), (131, 154566), (186, 108861), (262, 77283), (277, 73098), (279, 72574), (393, 51522), (554, 36549), (558, 36287), (786, 25761), (831, 24366), (1179, 17174), (1662, 12183), (2358, 8587), (2493, 8122), (4061, 4986)]