20218694410

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{163}}^1\times {\mathrm{539309}}^1$

素因数の和:539502

約数の個数: 32

約数和(自身を含む): 38209034880

約数和(自身を除く): 17990340470

約数列:

[1, 2, 5, 10, 23, 46, 115, 163, 230, 326, 815, 1630, 3749, 7498, 18745, 37490, 539309, 1078618, 2696545, 5393090, 12404107, 24808214, 62020535, 87907367, 124041070, 175814734, 439536835, 879073670, 2021869441, 4043738882, 10109347205, 20218694410]

約数ペア:

[(1, 20218694410), (2, 10109347205), (5, 4043738882), (10, 2021869441), (23, 879073670), (46, 439536835), (115, 175814734), (163, 124041070), (230, 87907367), (326, 62020535), (815, 24808214), (1630, 12404107), (3749, 5393090), (7498, 2696545), (18745, 1078618), (37490, 539309)]