18679458

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{10343}}^1$

素因数の和:10398

約数の個数: 32

約数和(自身を含む): 43693056

約数和(自身を除く): 25013598

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 43, 86, 129, 258, 301, 602, 903, 1806, 10343, 20686, 31029, 62058, 72401, 144802, 217203, 434406, 444749, 889498, 1334247, 2668494, 3113243, 6226486, 9339729, 18679458]

約数ペア:

[(1, 18679458), (2, 9339729), (3, 6226486), (6, 3113243), (7, 2668494), (14, 1334247), (21, 889498), (42, 444749), (43, 434406), (86, 217203), (129, 144802), (258, 72401), (301, 62058), (602, 31029), (903, 20686), (1806, 10343)]