1900243795

素因数分解:

$5^1\times {\mathrm{101}}^1\times {\mathrm{1091}}^1\times {\mathrm{3449}}^1$

素因数の和:4646

約数の個数: 16

約数和(自身を含む): 2305648800

約数和(自身を除く): 405405005

約数列:

[1, 5, 101, 505, 1091, 3449, 5455, 17245, 110191, 348349, 550955, 1741745, 3762859, 18814295, 380048759, 1900243795]

約数ペア:

[(1, 1900243795), (5, 380048759), (101, 18814295), (505, 3762859), (1091, 1741745), (3449, 550955), (5455, 348349), (17245, 110191)]