20402316

素因数分解:

$2^2\times 3^2\times {\mathrm{11}}^1\times {\mathrm{51521}}^1$

素因数の和:51542

約数の個数: 36

約数和(自身を含む): 56262024

約数和(自身を除く): 35859708

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 18, 22, 33, 36, 44, 66, 99, 132, 198, 396, 51521, 103042, 154563, 206084, 309126, 463689, 566731, 618252, 927378, 1133462, 1700193, 1854756, 2266924, 3400386, 5100579, 6800772, 10201158, 20402316]

約数ペア:

[(1, 20402316), (2, 10201158), (3, 6800772), (4, 5100579), (6, 3400386), (9, 2266924), (11, 1854756), (12, 1700193), (18, 1133462), (22, 927378), (33, 618252), (36, 566731), (44, 463689), (66, 309126), (99, 206084), (132, 154563), (198, 103042), (396, 51521)]