19015390

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{2441}}^1$

素因数の和:2508

約数の個数: 32

約数和(自身を含む): 36923040

約数和(自身を除く): 17907650

約数列:

[1, 2, 5, 10, 19, 38, 41, 82, 95, 190, 205, 410, 779, 1558, 2441, 3895, 4882, 7790, 12205, 24410, 46379, 92758, 100081, 200162, 231895, 463790, 500405, 1000810, 1901539, 3803078, 9507695, 19015390]

約数ペア:

[(1, 19015390), (2, 9507695), (5, 3803078), (10, 1901539), (19, 1000810), (38, 500405), (41, 463790), (82, 231895), (95, 200162), (190, 100081), (205, 92758), (410, 46379), (779, 24410), (1558, 12205), (2441, 7790), (3895, 4882)]