20101165

素因数分解:

$5^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{8089}}^1$

素因数の和:8172

約数の個数: 16

約数和(自身を含む): 27959040

約数和(自身を除く): 7857875

約数列:

[1, 5, 7, 35, 71, 355, 497, 2485, 8089, 40445, 56623, 283115, 574319, 2871595, 4020233, 20101165]

約数ペア:

[(1, 20101165), (5, 4020233), (7, 2871595), (35, 574319), (71, 283115), (355, 56623), (497, 40445), (2485, 8089)]