17839195

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{397}}^1$

素因数の和:475

約数の個数: 32

約数和(自身を含む): 25217280

約数和(自身を除く): 7378085

約数列:

[1, 5, 11, 19, 43, 55, 95, 209, 215, 397, 473, 817, 1045, 1985, 2365, 4085, 4367, 7543, 8987, 17071, 21835, 37715, 44935, 82973, 85355, 187781, 324349, 414865, 938905, 1621745, 3567839, 17839195]

約数ペア:

[(1, 17839195), (5, 3567839), (11, 1621745), (19, 938905), (43, 414865), (55, 324349), (95, 187781), (209, 85355), (215, 82973), (397, 44935), (473, 37715), (817, 21835), (1045, 17071), (1985, 8987), (2365, 7543), (4085, 4367)]