20296180

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{53411}}^1$

素因数の和:53439

約数の個数: 24

約数和(自身を含む): 44866080

約数和(自身を除く): 24569900

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 53411, 106822, 213644, 267055, 534110, 1014809, 1068220, 2029618, 4059236, 5074045, 10148090, 20296180]

約数ペア:

[(1, 20296180), (2, 10148090), (4, 5074045), (5, 4059236), (10, 2029618), (19, 1068220), (20, 1014809), (38, 534110), (76, 267055), (95, 213644), (190, 106822), (380, 53411)]