20185629876

素因数分解:

$2^2\times 3^2\times {\mathrm{41}}^1\times {\mathrm{709}}^1\times {\mathrm{19289}}^1$

素因数の和:20049

約数の個数: 72

約数和(自身を含む): 52345729800

約数和(自身を除く): 32160099924

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 41, 82, 123, 164, 246, 369, 492, 709, 738, 1418, 1476, 2127, 2836, 4254, 6381, 8508, 12762, 19289, 25524, 29069, 38578, 57867, 58138, 77156, 87207, 115734, 116276, 173601, 174414, 231468, 261621, 347202, 348828, 523242, 694404, 790849, 1046484, 1581698, 2372547, 3163396, 4745094, 7117641, 9490188, 13675901, 14235282, 27351802, 28470564, 41027703, 54703604, 82055406, 123083109, 164110812, 246166218, 492332436, 560711941, 1121423882, 1682135823, 2242847764, 3364271646, 5046407469, 6728543292, 10092814938, 20185629876]

約数ペア:

[(1, 20185629876), (2, 10092814938), (3, 6728543292), (4, 5046407469), (6, 3364271646), (9, 2242847764), (12, 1682135823), (18, 1121423882), (36, 560711941), (41, 492332436), (82, 246166218), (123, 164110812), (164, 123083109), (246, 82055406), (369, 54703604), (492, 41027703), (709, 28470564), (738, 27351802), (1418, 14235282), (1476, 13675901), (2127, 9490188), (2836, 7117641), (4254, 4745094), (6381, 3163396), (8508, 2372547), (12762, 1581698), (19289, 1046484), (25524, 790849), (29069, 694404), (38578, 523242), (57867, 348828), (58138, 347202), (77156, 261621), (87207, 231468), (115734, 174414), (116276, 173601)]