19831590

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{220351}}^1$

素因数の和:220364

約数の個数: 24

約数和(自身を含む): 51562368

約数和(自身を除く): 31730778

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 220351, 440702, 661053, 1101755, 1322106, 1983159, 2203510, 3305265, 3966318, 6610530, 9915795, 19831590]

約数ペア:

[(1, 19831590), (2, 9915795), (3, 6610530), (5, 3966318), (6, 3305265), (9, 2203510), (10, 1983159), (15, 1322106), (18, 1101755), (30, 661053), (45, 440702), (90, 220351)]