20574994

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{181}}^1\times {\mathrm{5167}}^1$

素因数の和:5361

約数の個数: 16

約数和(自身を含む): 33860736

約数和(自身を除く): 13285742

約数列:

[1, 2, 11, 22, 181, 362, 1991, 3982, 5167, 10334, 56837, 113674, 935227, 1870454, 10287497, 20574994]

約数ペア:

[(1, 20574994), (2, 10287497), (11, 1870454), (22, 935227), (181, 113674), (362, 56837), (1991, 10334), (3982, 5167)]