13845820

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{193}}^1\times {\mathrm{211}}^1$

素因数の和:430

約数の個数: 48

約数和(自身を含む): 31092768

約数和(自身を除く): 17246948

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 193, 211, 340, 386, 422, 772, 844, 965, 1055, 1930, 2110, 3281, 3587, 3860, 4220, 6562, 7174, 13124, 14348, 16405, 17935, 32810, 35870, 40723, 65620, 71740, 81446, 162892, 203615, 407230, 692291, 814460, 1384582, 2769164, 3461455, 6922910, 13845820]

約数ペア:

[(1, 13845820), (2, 6922910), (4, 3461455), (5, 2769164), (10, 1384582), (17, 814460), (20, 692291), (34, 407230), (68, 203615), (85, 162892), (170, 81446), (193, 71740), (211, 65620), (340, 40723), (386, 35870), (422, 32810), (772, 17935), (844, 16405), (965, 14348), (1055, 13124), (1930, 7174), (2110, 6562), (3281, 4220), (3587, 3860)]