19713522

素因数分解:

$2^1\times 3^1\times {\mathrm{43}}^1\times {\mathrm{109}}^1\times {\mathrm{701}}^1$

素因数の和:858

約数の個数: 32

約数和(自身を含む): 40772160

約数和(自身を除く): 21058638

約数列:

[1, 2, 3, 6, 43, 86, 109, 129, 218, 258, 327, 654, 701, 1402, 2103, 4206, 4687, 9374, 14061, 28122, 30143, 60286, 76409, 90429, 152818, 180858, 229227, 458454, 3285587, 6571174, 9856761, 19713522]

約数ペア:

[(1, 19713522), (2, 9856761), (3, 6571174), (6, 3285587), (43, 458454), (86, 229227), (109, 180858), (129, 152818), (218, 90429), (258, 76409), (327, 60286), (654, 30143), (701, 28122), (1402, 14061), (2103, 9374), (4206, 4687)]