18341620

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{263}}^1\times {\mathrm{317}}^1$

素因数の和:600

約数の個数: 48

約数和(自身を含む): 42311808

約数和(自身を除く): 23970188

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 263, 317, 526, 634, 1052, 1268, 1315, 1585, 2630, 2893, 3170, 3487, 5260, 5786, 6340, 6974, 11572, 13948, 14465, 17435, 28930, 34870, 57860, 69740, 83371, 166742, 333484, 416855, 833710, 917081, 1667420, 1834162, 3668324, 4585405, 9170810, 18341620]

約数ペア:

[(1, 18341620), (2, 9170810), (4, 4585405), (5, 3668324), (10, 1834162), (11, 1667420), (20, 917081), (22, 833710), (44, 416855), (55, 333484), (110, 166742), (220, 83371), (263, 69740), (317, 57860), (526, 34870), (634, 28930), (1052, 17435), (1268, 14465), (1315, 13948), (1585, 11572), (2630, 6974), (2893, 6340), (3170, 5786), (3487, 5260)]