20139115855

素因数分解:

$5^1\times {\mathrm{263}}^1\times {\mathrm{997}}^1\times {\mathrm{15361}}^1$

素因数の和:16626

約数の個数: 16

約数和(自身を含む): 24284741184

約数和(自身を除く): 4145625329

約数列:

[1, 5, 263, 997, 1315, 4985, 15361, 76805, 262211, 1311055, 4039943, 15314917, 20199715, 76574585, 4027823171, 20139115855]

約数ペア:

[(1, 20139115855), (5, 4027823171), (263, 76574585), (997, 20199715), (1315, 15314917), (4985, 4039943), (15361, 1311055), (76805, 262211)]