19427012

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{441523}}^1$

素因数の和:441538

約数の個数: 12

約数和(自身を含む): 37088016

約数和(自身を除く): 17661004

約数列:

[1, 2, 4, 11, 22, 44, 441523, 883046, 1766092, 4856753, 9713506, 19427012]

約数ペア:

[(1, 19427012), (2, 9713506), (4, 4856753), (11, 1766092), (22, 883046), (44, 441523)]