20559912

素因数分解:

$2^3\times 3^1\times {\mathrm{251}}^1\times {\mathrm{3413}}^1$

素因数の和:3673

約数の個数: 32

約数和(自身を含む): 51619680

約数和(自身を除く): 31059768

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 251, 502, 753, 1004, 1506, 2008, 3012, 3413, 6024, 6826, 10239, 13652, 20478, 27304, 40956, 81912, 856663, 1713326, 2569989, 3426652, 5139978, 6853304, 10279956, 20559912]

約数ペア:

[(1, 20559912), (2, 10279956), (3, 6853304), (4, 5139978), (6, 3426652), (8, 2569989), (12, 1713326), (24, 856663), (251, 81912), (502, 40956), (753, 27304), (1004, 20478), (1506, 13652), (2008, 10239), (3012, 6826), (3413, 6024)]