18100824

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{163}}^1\times {\mathrm{661}}^1$

素因数の和:840

約数の個数: 64

約数和(自身を含む): 52112640

約数和(自身を除く): 34011816

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 56, 84, 163, 168, 326, 489, 652, 661, 978, 1141, 1304, 1322, 1956, 1983, 2282, 2644, 3423, 3912, 3966, 4564, 4627, 5288, 6846, 7932, 9128, 9254, 13692, 13881, 15864, 18508, 27384, 27762, 37016, 55524, 107743, 111048, 215486, 323229, 430972, 646458, 754201, 861944, 1292916, 1508402, 2262603, 2585832, 3016804, 4525206, 6033608, 9050412, 18100824]

約数ペア:

[(1, 18100824), (2, 9050412), (3, 6033608), (4, 4525206), (6, 3016804), (7, 2585832), (8, 2262603), (12, 1508402), (14, 1292916), (21, 861944), (24, 754201), (28, 646458), (42, 430972), (56, 323229), (84, 215486), (163, 111048), (168, 107743), (326, 55524), (489, 37016), (652, 27762), (661, 27384), (978, 18508), (1141, 15864), (1304, 13881), (1322, 13692), (1956, 9254), (1983, 9128), (2282, 7932), (2644, 6846), (3423, 5288), (3912, 4627), (3966, 4564)]