40279518

素因数分解:

$2^1\times 3^4\times {\mathrm{248639}}^1$

素因数の和:248653

約数の個数: 20

約数和(自身を含む): 90256320

約数和(自身を除く): 49976802

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 81, 162, 248639, 497278, 745917, 1491834, 2237751, 4475502, 6713253, 13426506, 20139759, 40279518]

約数ペア:

[(1, 40279518), (2, 20139759), (3, 13426506), (6, 6713253), (9, 4475502), (18, 2237751), (27, 1491834), (54, 745917), (81, 497278), (162, 248639)]