19879524

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{78887}}^1$

素因数の和:78904

約数の個数: 36

約数和(自身を含む): 57430464

約数和(自身を除く): 37550940

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 252, 78887, 157774, 236661, 315548, 473322, 552209, 709983, 946644, 1104418, 1419966, 1656627, 2208836, 2839932, 3313254, 4969881, 6626508, 9939762, 19879524]

約数ペア:

[(1, 19879524), (2, 9939762), (3, 6626508), (4, 4969881), (6, 3313254), (7, 2839932), (9, 2208836), (12, 1656627), (14, 1419966), (18, 1104418), (21, 946644), (28, 709983), (36, 552209), (42, 473322), (63, 315548), (84, 236661), (126, 157774), (252, 78887)]