20599656

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{157}}^1$

素因数の和:255

約数の個数: 128

約数和(自身を含む): 65525760

約数和(自身を除く): 44926104

約数列:

[1, 2, 3, 4, 6, 7, 8, 11, 12, 14, 21, 22, 24, 28, 33, 42, 44, 56, 66, 71, 77, 84, 88, 132, 142, 154, 157, 168, 213, 231, 264, 284, 308, 314, 426, 462, 471, 497, 568, 616, 628, 781, 852, 924, 942, 994, 1099, 1256, 1491, 1562, 1704, 1727, 1848, 1884, 1988, 2198, 2343, 2982, 3124, 3297, 3454, 3768, 3976, 4396, 4686, 5181, 5467, 5964, 6248, 6594, 6908, 8792, 9372, 10362, 10934, 11147, 11928, 12089, 13188, 13816, 16401, 18744, 20724, 21868, 22294, 24178, 26376, 32802, 33441, 36267, 41448, 43736, 44588, 48356, 65604, 66882, 72534, 78029, 89176, 96712, 122617, 131208, 133764, 145068, 156058, 234087, 245234, 267528, 290136, 312116, 367851, 468174, 490468, 624232, 735702, 858319, 936348, 980936, 1471404, 1716638, 1872696, 2574957, 2942808, 3433276, 5149914, 6866552, 10299828, 20599656]

約数ペア:

[(1, 20599656), (2, 10299828), (3, 6866552), (4, 5149914), (6, 3433276), (7, 2942808), (8, 2574957), (11, 1872696), (12, 1716638), (14, 1471404), (21, 980936), (22, 936348), (24, 858319), (28, 735702), (33, 624232), (42, 490468), (44, 468174), (56, 367851), (66, 312116), (71, 290136), (77, 267528), (84, 245234), (88, 234087), (132, 156058), (142, 145068), (154, 133764), (157, 131208), (168, 122617), (213, 96712), (231, 89176), (264, 78029), (284, 72534), (308, 66882), (314, 65604), (426, 48356), (462, 44588), (471, 43736), (497, 41448), (568, 36267), (616, 33441), (628, 32802), (781, 26376), (852, 24178), (924, 22294), (942, 21868), (994, 20724), (1099, 18744), (1256, 16401), (1491, 13816), (1562, 13188), (1704, 12089), (1727, 11928), (1848, 11147), (1884, 10934), (1988, 10362), (2198, 9372), (2343, 8792), (2982, 6908), (3124, 6594), (3297, 6248), (3454, 5964), (3768, 5467), (3976, 5181), (4396, 4686)]