19925950

素因数分解:

$2^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{36229}}^1$

素因数の和:36252

約数の個数: 24

約数和(自身を含む): 40432680

約数和(自身を除く): 20506730

約数列:

[1, 2, 5, 10, 11, 22, 25, 50, 55, 110, 275, 550, 36229, 72458, 181145, 362290, 398519, 797038, 905725, 1811450, 1992595, 3985190, 9962975, 19925950]

約数ペア:

[(1, 19925950), (2, 9962975), (5, 3985190), (10, 1992595), (11, 1811450), (22, 905725), (25, 797038), (50, 398519), (55, 362290), (110, 181145), (275, 72458), (550, 36229)]