20175266318

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{241}}^1\times {\mathrm{619}}^1\times {\mathrm{3559}}^1$

素因数の和:4440

約数の個数: 32

約数和(自身を含む): 32048544000

約数和(自身を除く): 11873277682

約数列:

[1, 2, 19, 38, 241, 482, 619, 1238, 3559, 4579, 7118, 9158, 11761, 23522, 67621, 135242, 149179, 298358, 857719, 1715438, 2203021, 2834401, 4406042, 5668802, 16296661, 32593322, 41857399, 83714798, 530928061, 1061856122, 10087633159, 20175266318]

約数ペア:

[(1, 20175266318), (2, 10087633159), (19, 1061856122), (38, 530928061), (241, 83714798), (482, 41857399), (619, 32593322), (1238, 16296661), (3559, 5668802), (4579, 4406042), (7118, 2834401), (9158, 2203021), (11761, 1715438), (23522, 857719), (67621, 298358), (135242, 149179)]