20175640595

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{389003}}^1$

素因数の和:389083

約数の個数: 32

約数和(自身を含む): 28232354304

約数和(自身を除く): 8056713709

約数列:

[1, 5, 11, 23, 41, 55, 115, 205, 253, 451, 943, 1265, 2255, 4715, 10373, 51865, 389003, 1945015, 4279033, 8947069, 15949123, 21395165, 44735345, 79745615, 98417759, 175440353, 366829829, 492088795, 877201765, 1834149145, 4035128119, 20175640595]

約数ペア:

[(1, 20175640595), (5, 4035128119), (11, 1834149145), (23, 877201765), (41, 492088795), (55, 366829829), (115, 175440353), (205, 98417759), (253, 79745615), (451, 44735345), (943, 21395165), (1265, 15949123), (2255, 8947069), (4715, 4279033), (10373, 1945015), (51865, 389003)]