20884408

素因数分解:

$2^3\times {\mathrm{29}}^1\times {\mathrm{90019}}^1$

素因数の和:90054

約数の個数: 16

約数和(自身を含む): 40509000

約数和(自身を除く): 19624592

約数列:

[1, 2, 4, 8, 29, 58, 116, 232, 90019, 180038, 360076, 720152, 2610551, 5221102, 10442204, 20884408]

約数ペア:

[(1, 20884408), (2, 10442204), (4, 5221102), (8, 2610551), (29, 720152), (58, 360076), (116, 180038), (232, 90019)]