2100031895

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{101}}^1\times {\mathrm{319883}}^1$

素因数の和:320002

約数の個数: 16

約数和(自身を含む): 2740766112

約数和(自身を除く): 640734217

約数列:

[1, 5, 13, 65, 101, 505, 1313, 6565, 319883, 1599415, 4158479, 20792395, 32308183, 161540915, 420006379, 2100031895]

約数ペア:

[(1, 2100031895), (5, 420006379), (13, 161540915), (65, 32308183), (101, 20792395), (505, 4158479), (1313, 1599415), (6565, 319883)]