20199863650

素因数分解:

$2^1\times 5^2\times {\mathrm{101}}^1\times {\mathrm{109}}^1\times {\mathrm{36697}}^1$

素因数の和:36919

約数の個数: 48

約数和(自身を含む): 38292895080

約数和(自身を除く): 18093031430

約数列:

[1, 2, 5, 10, 25, 50, 101, 109, 202, 218, 505, 545, 1010, 1090, 2525, 2725, 5050, 5450, 11009, 22018, 36697, 55045, 73394, 110090, 183485, 275225, 366970, 550450, 917425, 1834850, 3706397, 3999973, 7412794, 7999946, 18531985, 19999865, 37063970, 39999730, 92659925, 99999325, 185319850, 199998650, 403997273, 807994546, 2019986365, 4039972730, 10099931825, 20199863650]

約数ペア:

[(1, 20199863650), (2, 10099931825), (5, 4039972730), (10, 2019986365), (25, 807994546), (50, 403997273), (101, 199998650), (109, 185319850), (202, 99999325), (218, 92659925), (505, 39999730), (545, 37063970), (1010, 19999865), (1090, 18531985), (2525, 7999946), (2725, 7412794), (5050, 3999973), (5450, 3706397), (11009, 1834850), (22018, 917425), (36697, 550450), (55045, 366970), (73394, 275225), (110090, 183485)]