20542590

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{228251}}^1$

素因数の和:228264

約数の個数: 24

約数和(自身を含む): 53410968

約数和(自身を除く): 32868378

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 228251, 456502, 684753, 1141255, 1369506, 2054259, 2282510, 3423765, 4108518, 6847530, 10271295, 20542590]

約数ペア:

[(1, 20542590), (2, 10271295), (3, 6847530), (5, 4108518), (6, 3423765), (9, 2282510), (10, 2054259), (15, 1369506), (18, 1141255), (30, 684753), (45, 456502), (90, 228251)]