20804948365

素因数分解:

$5^1\times {\mathrm{41}}^1\times {\mathrm{151}}^1\times {\mathrm{672103}}^1$

素因数の和:672300

約数の個数: 16

約数和(自身を含む): 25744271616

約数和(自身を除く): 4939323251

約数列:

[1, 5, 41, 151, 205, 755, 6191, 30955, 672103, 3360515, 27556223, 101487553, 137781115, 507437765, 4160989673, 20804948365]

約数ペア:

[(1, 20804948365), (5, 4160989673), (41, 507437765), (151, 137781115), (205, 101487553), (755, 27556223), (6191, 3360515), (30955, 672103)]