20160108

素因数分解:

$2^2\times 3^2\times {\mathrm{257}}^1\times {\mathrm{2179}}^1$

素因数の和:2446

約数の個数: 36

約数和(自身を含む): 51182040

約数和(自身を除く): 31021932

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 257, 514, 771, 1028, 1542, 2179, 2313, 3084, 4358, 4626, 6537, 8716, 9252, 13074, 19611, 26148, 39222, 78444, 560003, 1120006, 1680009, 2240012, 3360018, 5040027, 6720036, 10080054, 20160108]

約数ペア:

[(1, 20160108), (2, 10080054), (3, 6720036), (4, 5040027), (6, 3360018), (9, 2240012), (12, 1680009), (18, 1120006), (36, 560003), (257, 78444), (514, 39222), (771, 26148), (1028, 19611), (1542, 13074), (2179, 9252), (2313, 8716), (3084, 6537), (4358, 4626)]