19503100

素因数分解:

$2^2\times 5^2\times {\mathrm{101}}^1\times {\mathrm{1931}}^1$

素因数の和:2046

約数の個数: 36

約数和(自身を含む): 42762888

約数和(自身を除く): 23259788

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 101, 202, 404, 505, 1010, 1931, 2020, 2525, 3862, 5050, 7724, 9655, 10100, 19310, 38620, 48275, 96550, 193100, 195031, 390062, 780124, 975155, 1950310, 3900620, 4875775, 9751550, 19503100]

約数ペア:

[(1, 19503100), (2, 9751550), (4, 4875775), (5, 3900620), (10, 1950310), (20, 975155), (25, 780124), (50, 390062), (100, 195031), (101, 193100), (202, 96550), (404, 48275), (505, 38620), (1010, 19310), (1931, 10100), (2020, 9655), (2525, 7724), (3862, 5050)]