201816620

素因数分解:

$2^2\times 5^1\times {\mathrm{227}}^1\times {\mathrm{44453}}^1$

素因数の和:44689

約数の個数: 24

約数和(自身を含む): 425691504

約数和(自身を除く): 223874884

約数列:

[1, 2, 4, 5, 10, 20, 227, 454, 908, 1135, 2270, 4540, 44453, 88906, 177812, 222265, 444530, 889060, 10090831, 20181662, 40363324, 50454155, 100908310, 201816620]

約数ペア:

[(1, 201816620), (2, 100908310), (4, 50454155), (5, 40363324), (10, 20181662), (20, 10090831), (227, 889060), (454, 444530), (908, 222265), (1135, 177812), (2270, 88906), (4540, 44453)]