19327760

素因数分解:

$2^4\times 5^1\times {\mathrm{241597}}^1$

素因数の和:241610

約数の個数: 20

約数和(自身を含む): 44937228

約数和(自身を除く): 25609468

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 241597, 483194, 966388, 1207985, 1932776, 2415970, 3865552, 4831940, 9663880, 19327760]

約数ペア:

[(1, 19327760), (2, 9663880), (4, 4831940), (5, 3865552), (8, 2415970), (10, 1932776), (16, 1207985), (20, 966388), (40, 483194), (80, 241597)]