12438378

素因数分解:

$2^1\times 3^2\times {\mathrm{31}}^1\times {\mathrm{22291}}^1$

素因数の和:22330

約数の個数: 24

約数和(自身を含む): 27820416

約数和(自身を除く): 15382038

約数列:

[1, 2, 3, 6, 9, 18, 31, 62, 93, 186, 279, 558, 22291, 44582, 66873, 133746, 200619, 401238, 691021, 1382042, 2073063, 4146126, 6219189, 12438378]

約数ペア:

[(1, 12438378), (2, 6219189), (3, 4146126), (6, 2073063), (9, 1382042), (18, 691021), (31, 401238), (62, 200619), (93, 133746), (186, 66873), (279, 44582), (558, 22291)]