18176740

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{193}}^1\times {\mathrm{277}}^1$

素因数の和:496

約数の個数: 48

約数和(自身を含む): 40772592

約数和(自身を除く): 22595852

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 193, 277, 340, 386, 554, 772, 965, 1108, 1385, 1930, 2770, 3281, 3860, 4709, 5540, 6562, 9418, 13124, 16405, 18836, 23545, 32810, 47090, 53461, 65620, 94180, 106922, 213844, 267305, 534610, 908837, 1069220, 1817674, 3635348, 4544185, 9088370, 18176740]

約数ペア:

[(1, 18176740), (2, 9088370), (4, 4544185), (5, 3635348), (10, 1817674), (17, 1069220), (20, 908837), (34, 534610), (68, 267305), (85, 213844), (170, 106922), (193, 94180), (277, 65620), (340, 53461), (386, 47090), (554, 32810), (772, 23545), (965, 18836), (1108, 16405), (1385, 13124), (1930, 9418), (2770, 6562), (3281, 5540), (3860, 4709)]