20453916

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{5939}}^1$

素因数の和:5994

約数の個数: 48

約数和(自身を含む): 55883520

約数和(自身を除く): 35429604

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 41, 42, 82, 84, 123, 164, 246, 287, 492, 574, 861, 1148, 1722, 3444, 5939, 11878, 17817, 23756, 35634, 41573, 71268, 83146, 124719, 166292, 243499, 249438, 486998, 498876, 730497, 973996, 1460994, 1704493, 2921988, 3408986, 5113479, 6817972, 10226958, 20453916]

約数ペア:

[(1, 20453916), (2, 10226958), (3, 6817972), (4, 5113479), (6, 3408986), (7, 2921988), (12, 1704493), (14, 1460994), (21, 973996), (28, 730497), (41, 498876), (42, 486998), (82, 249438), (84, 243499), (123, 166292), (164, 124719), (246, 83146), (287, 71268), (492, 41573), (574, 35634), (861, 23756), (1148, 17817), (1722, 11878), (3444, 5939)]