861986012

素因数分解:

$2^2\times {\mathrm{199}}^1\times {\mathrm{1013}}^1\times {\mathrm{1069}}^1$

素因数の和:2285

約数の個数: 24

約数和(自身を含む): 1518972000

約数和(自身を除く): 656985988

約数列:

[1, 2, 4, 199, 398, 796, 1013, 1069, 2026, 2138, 4052, 4276, 201587, 212731, 403174, 425462, 806348, 850924, 1082897, 2165794, 4331588, 215496503, 430993006, 861986012]

約数ペア:

[(1, 861986012), (2, 430993006), (4, 215496503), (199, 4331588), (398, 2165794), (796, 1082897), (1013, 850924), (1069, 806348), (2026, 425462), (2138, 403174), (4052, 212731), (4276, 201587)]