18792940

素因数分解:

$2^2\times 5^1\times {\mathrm{563}}^1\times {\mathrm{1669}}^1$

素因数の和:2241

約数の個数: 24

約数和(自身を含む): 39558960

約数和(自身を除く): 20766020

約数列:

[1, 2, 4, 5, 10, 20, 563, 1126, 1669, 2252, 2815, 3338, 5630, 6676, 8345, 11260, 16690, 33380, 939647, 1879294, 3758588, 4698235, 9396470, 18792940]

約数ペア:

[(1, 18792940), (2, 9396470), (4, 4698235), (5, 3758588), (10, 1879294), (20, 939647), (563, 33380), (1126, 16690), (1669, 11260), (2252, 8345), (2815, 6676), (3338, 5630)]