19082630

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{61}}^1\times {\mathrm{109}}^1$

素因数の和:225

約数の個数: 64

約数和(自身を含む): 41247360

約数和(自身を除く): 22164730

約数列:

[1, 2, 5, 7, 10, 14, 35, 41, 61, 70, 82, 109, 122, 205, 218, 287, 305, 410, 427, 545, 574, 610, 763, 854, 1090, 1435, 1526, 2135, 2501, 2870, 3815, 4270, 4469, 5002, 6649, 7630, 8938, 12505, 13298, 17507, 22345, 25010, 31283, 33245, 35014, 44690, 46543, 62566, 66490, 87535, 93086, 156415, 175070, 232715, 272609, 312830, 465430, 545218, 1363045, 1908263, 2726090, 3816526, 9541315, 19082630]

約数ペア:

[(1, 19082630), (2, 9541315), (5, 3816526), (7, 2726090), (10, 1908263), (14, 1363045), (35, 545218), (41, 465430), (61, 312830), (70, 272609), (82, 232715), (109, 175070), (122, 156415), (205, 93086), (218, 87535), (287, 66490), (305, 62566), (410, 46543), (427, 44690), (545, 35014), (574, 33245), (610, 31283), (763, 25010), (854, 22345), (1090, 17507), (1435, 13298), (1526, 12505), (2135, 8938), (2501, 7630), (2870, 6649), (3815, 5002), (4270, 4469)]