201309142

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{263}}^1\times {\mathrm{20143}}^1$

素因数の和:20427

約数の個数: 16

約数和(自身を含む): 319080960

約数和(自身を除く): 117771818

約数列:

[1, 2, 19, 38, 263, 526, 4997, 9994, 20143, 40286, 382717, 765434, 5297609, 10595218, 100654571, 201309142]

約数ペア:

[(1, 201309142), (2, 100654571), (19, 10595218), (38, 5297609), (263, 765434), (526, 382717), (4997, 40286), (9994, 20143)]