38677780

素因数分解:

$2^2\times 5^1\times {\mathrm{97}}^1\times {\mathrm{19937}}^1$

素因数の和:20043

約数の個数: 24

約数和(自身を含む): 82064808

約数和(自身を除く): 43387028

約数列:

[1, 2, 4, 5, 10, 20, 97, 194, 388, 485, 970, 1940, 19937, 39874, 79748, 99685, 199370, 398740, 1933889, 3867778, 7735556, 9669445, 19338890, 38677780]

約数ペア:

[(1, 38677780), (2, 19338890), (4, 9669445), (5, 7735556), (10, 3867778), (20, 1933889), (97, 398740), (194, 199370), (388, 99685), (485, 79748), (970, 39874), (1940, 19937)]