18626085

素因数分解:

$3^3\times 5^1\times {\mathrm{281}}^1\times {\mathrm{491}}^1$

素因数の和:786

約数の個数: 32

約数和(自身を含む): 33298560

約数和(自身を除く): 14672475

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 281, 491, 843, 1405, 1473, 2455, 2529, 4215, 4419, 7365, 7587, 12645, 13257, 22095, 37935, 66285, 137971, 413913, 689855, 1241739, 2069565, 3725217, 6208695, 18626085]

約数ペア:

[(1, 18626085), (3, 6208695), (5, 3725217), (9, 2069565), (15, 1241739), (27, 689855), (45, 413913), (135, 137971), (281, 66285), (491, 37935), (843, 22095), (1405, 13257), (1473, 12645), (2455, 7587), (2529, 7365), (4215, 4419)]