19822900

素因数分解:

$2^2\times 5^2\times {\mathrm{167}}^1\times {\mathrm{1187}}^1$

素因数の和:1368

約数の個数: 36

約数和(自身を含む): 43309728

約数和(自身を除く): 23486828

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 167, 334, 668, 835, 1187, 1670, 2374, 3340, 4175, 4748, 5935, 8350, 11870, 16700, 23740, 29675, 59350, 118700, 198229, 396458, 792916, 991145, 1982290, 3964580, 4955725, 9911450, 19822900]

約数ペア:

[(1, 19822900), (2, 9911450), (4, 4955725), (5, 3964580), (10, 1982290), (20, 991145), (25, 792916), (50, 396458), (100, 198229), (167, 118700), (334, 59350), (668, 29675), (835, 23740), (1187, 16700), (1670, 11870), (2374, 8350), (3340, 5935), (4175, 4748)]