1520206276

素因数分解:

$2^2\times {\mathrm{71}}^1\times {\mathrm{263}}^1\times {\mathrm{20353}}^1$

素因数の和:20691

約数の個数: 24

約数和(自身を含む): 2708221824

約数和(自身を除く): 1188015548

約数列:

[1, 2, 4, 71, 142, 263, 284, 526, 1052, 18673, 20353, 37346, 40706, 74692, 81412, 1445063, 2890126, 5352839, 5780252, 10705678, 21411356, 380051569, 760103138, 1520206276]

約数ペア:

[(1, 1520206276), (2, 760103138), (4, 380051569), (71, 21411356), (142, 10705678), (263, 5780252), (284, 5352839), (526, 2890126), (1052, 1445063), (18673, 81412), (20353, 74692), (37346, 40706)]