19550810

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{2393}}^1$

素因数の和:2462

約数の個数: 32

約数和(自身を含む): 37920960

約数和(自身を除く): 18370150

約数列:

[1, 2, 5, 10, 19, 38, 43, 86, 95, 190, 215, 430, 817, 1634, 2393, 4085, 4786, 8170, 11965, 23930, 45467, 90934, 102899, 205798, 227335, 454670, 514495, 1028990, 1955081, 3910162, 9775405, 19550810]

約数ペア:

[(1, 19550810), (2, 9775405), (5, 3910162), (10, 1955081), (19, 1028990), (38, 514495), (43, 454670), (86, 227335), (95, 205798), (190, 102899), (215, 90934), (430, 45467), (817, 23930), (1634, 11965), (2393, 8170), (4085, 4786)]