820304917

素因数分解:

${\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{389}}^1\times {\mathrm{2707}}^1$

素因数の和:3156

約数の個数: 16

約数和(自身を含む): 887140800

約数和(自身を除く): 66835883

約数列:

[1, 19, 41, 389, 779, 2707, 7391, 15949, 51433, 110987, 303031, 1053023, 2108753, 20007437, 43173943, 820304917]

約数ペア:

[(1, 820304917), (19, 43173943), (41, 20007437), (389, 2108753), (779, 1053023), (2707, 303031), (7391, 110987), (15949, 51433)]