20146518

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{127}}^1\times {\mathrm{1259}}^1$

素因数の和:1401

約数の個数: 48

約数和(自身を含む): 50319360

約数和(自身を除く): 30172842

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 126, 127, 254, 381, 762, 889, 1143, 1259, 1778, 2286, 2518, 2667, 3777, 5334, 7554, 8001, 8813, 11331, 16002, 17626, 22662, 26439, 52878, 79317, 158634, 159893, 319786, 479679, 959358, 1119251, 1439037, 2238502, 2878074, 3357753, 6715506, 10073259, 20146518]

約数ペア:

[(1, 20146518), (2, 10073259), (3, 6715506), (6, 3357753), (7, 2878074), (9, 2238502), (14, 1439037), (18, 1119251), (21, 959358), (42, 479679), (63, 319786), (126, 159893), (127, 158634), (254, 79317), (381, 52878), (762, 26439), (889, 22662), (1143, 17626), (1259, 16002), (1778, 11331), (2286, 8813), (2518, 8001), (2667, 7554), (3777, 5334)]