201994985

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{109}}^1\times {\mathrm{19507}}^1$

素因数の和:19640

約数の個数: 16

約数和(自身を含む): 257505600

約数和(自身を除く): 55510615

約数列:

[1, 5, 19, 95, 109, 545, 2071, 10355, 19507, 97535, 370633, 1853165, 2126263, 10631315, 40398997, 201994985]

約数ペア:

[(1, 201994985), (5, 40398997), (19, 10631315), (95, 2126263), (109, 1853165), (545, 370633), (2071, 97535), (10355, 19507)]