18956790

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{210631}}^1$

素因数の和:210644

約数の個数: 24

約数和(自身を含む): 49287888

約数和(自身を除く): 30331098

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 210631, 421262, 631893, 1053155, 1263786, 1895679, 2106310, 3159465, 3791358, 6318930, 9478395, 18956790]

約数ペア:

[(1, 18956790), (2, 9478395), (3, 6318930), (5, 3791358), (6, 3159465), (9, 2106310), (10, 1895679), (15, 1263786), (18, 1053155), (30, 631893), (45, 421262), (90, 210631)]