18588642

素因数分解:

$2^1\times 3^1\times {\mathrm{43}}^1\times {\mathrm{109}}^1\times {\mathrm{661}}^1$

素因数の和:818

約数の個数: 32

約数和(自身を含む): 38448960

約数和(自身を除く): 19860318

約数列:

[1, 2, 3, 6, 43, 86, 109, 129, 218, 258, 327, 654, 661, 1322, 1983, 3966, 4687, 9374, 14061, 28122, 28423, 56846, 72049, 85269, 144098, 170538, 216147, 432294, 3098107, 6196214, 9294321, 18588642]

約数ペア:

[(1, 18588642), (2, 9294321), (3, 6196214), (6, 3098107), (43, 432294), (86, 216147), (109, 170538), (129, 144098), (218, 85269), (258, 72049), (327, 56846), (654, 28423), (661, 28122), (1322, 14061), (1983, 9374), (3966, 4687)]