18428510

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{2521}}^1$

素因数の和:2588

約数の個数: 32

約数和(自身を含む): 35953632

約数和(自身を除く): 17525122

約数列:

[1, 2, 5, 10, 17, 34, 43, 85, 86, 170, 215, 430, 731, 1462, 2521, 3655, 5042, 7310, 12605, 25210, 42857, 85714, 108403, 214285, 216806, 428570, 542015, 1084030, 1842851, 3685702, 9214255, 18428510]

約数ペア:

[(1, 18428510), (2, 9214255), (5, 3685702), (10, 1842851), (17, 1084030), (34, 542015), (43, 428570), (85, 216806), (86, 214285), (170, 108403), (215, 85714), (430, 42857), (731, 25210), (1462, 12605), (2521, 7310), (3655, 5042)]