2021301995

素因数分解:

$5^1\times {\mathrm{109}}^1\times {\mathrm{157}}^1\times {\mathrm{23623}}^1$

素因数の和:23894

約数の個数: 16

約数和(自身を含む): 2463510720

約数和(自身を除く): 442208725

約数列:

[1, 5, 109, 157, 545, 785, 17113, 23623, 85565, 118115, 2574907, 3708811, 12874535, 18544055, 404260399, 2021301995]

約数ペア:

[(1, 2021301995), (5, 404260399), (109, 18544055), (157, 12874535), (545, 3708811), (785, 2574907), (17113, 118115), (23623, 85565)]