39889447784

素因数分解:

$2^3\times {\mathrm{10427}}^1\times {\mathrm{478199}}^1$

素因数の和:488632

約数の個数: 16

約数和(自身を含む): 74800044000

約数和(自身を除く): 34910596216

約数列:

[1, 2, 4, 8, 10427, 20854, 41708, 83416, 478199, 956398, 1912796, 3825592, 4986180973, 9972361946, 19944723892, 39889447784]

約数ペア:

[(1, 39889447784), (2, 19944723892), (4, 9972361946), (8, 4986180973), (10427, 3825592), (20854, 1912796), (41708, 956398), (83416, 478199)]