19118218

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{1753}}^1$

素因数の和:1822

約数の個数: 32

約数和(自身を含む): 35360640

約数和(自身を除く): 16242422

約数列:

[1, 2, 7, 14, 19, 38, 41, 82, 133, 266, 287, 574, 779, 1558, 1753, 3506, 5453, 10906, 12271, 24542, 33307, 66614, 71873, 143746, 233149, 466298, 503111, 1006222, 1365587, 2731174, 9559109, 19118218]

約数ペア:

[(1, 19118218), (2, 9559109), (7, 2731174), (14, 1365587), (19, 1006222), (38, 503111), (41, 466298), (82, 233149), (133, 143746), (266, 71873), (287, 66614), (574, 33307), (779, 24542), (1558, 12271), (1753, 10906), (3506, 5453)]