19753404

素因数分解:

$2^2\times 3^1\times {\mathrm{11}}^1\times {\mathrm{263}}^1\times {\mathrm{569}}^1$

素因数の和:850

約数の個数: 48

約数和(自身を含む): 50561280

約数和(自身を除く): 30807876

約数列:

[1, 2, 3, 4, 6, 11, 12, 22, 33, 44, 66, 132, 263, 526, 569, 789, 1052, 1138, 1578, 1707, 2276, 2893, 3156, 3414, 5786, 6259, 6828, 8679, 11572, 12518, 17358, 18777, 25036, 34716, 37554, 75108, 149647, 299294, 448941, 598588, 897882, 1646117, 1795764, 3292234, 4938351, 6584468, 9876702, 19753404]

約数ペア:

[(1, 19753404), (2, 9876702), (3, 6584468), (4, 4938351), (6, 3292234), (11, 1795764), (12, 1646117), (22, 897882), (33, 598588), (44, 448941), (66, 299294), (132, 149647), (263, 75108), (526, 37554), (569, 34716), (789, 25036), (1052, 18777), (1138, 17358), (1578, 12518), (1707, 11572), (2276, 8679), (2893, 6828), (3156, 6259), (3414, 5786)]