19037960

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{27997}}^1$

素因数の和:28025

約数の個数: 32

約数和(自身を含む): 45356760

約数和(自身を除く): 26318800

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 340, 680, 27997, 55994, 111988, 139985, 223976, 279970, 475949, 559940, 951898, 1119880, 1903796, 2379745, 3807592, 4759490, 9518980, 19037960]

約数ペア:

[(1, 19037960), (2, 9518980), (4, 4759490), (5, 3807592), (8, 2379745), (10, 1903796), (17, 1119880), (20, 951898), (34, 559940), (40, 475949), (68, 279970), (85, 223976), (136, 139985), (170, 111988), (340, 55994), (680, 27997)]