19516590

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{216851}}^1$

素因数の和:216864

約数の個数: 24

約数和(自身を含む): 50743368

約数和(自身を除く): 31226778

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 216851, 433702, 650553, 1084255, 1301106, 1951659, 2168510, 3252765, 3903318, 6505530, 9758295, 19516590]

約数ペア:

[(1, 19516590), (2, 9758295), (3, 6505530), (5, 3903318), (6, 3252765), (9, 2168510), (10, 1951659), (15, 1301106), (18, 1084255), (30, 650553), (45, 433702), (90, 216851)]