20195208

素因数分解:

$2^3\times 3^2\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{593}}^1$

素因数の和:659

約数の個数: 96

約数和(自身を含む): 61158240

約数和(自身を除く): 40963032

約数列:

[1, 2, 3, 4, 6, 8, 9, 11, 12, 18, 22, 24, 33, 36, 43, 44, 66, 72, 86, 88, 99, 129, 132, 172, 198, 258, 264, 344, 387, 396, 473, 516, 593, 774, 792, 946, 1032, 1186, 1419, 1548, 1779, 1892, 2372, 2838, 3096, 3558, 3784, 4257, 4744, 5337, 5676, 6523, 7116, 8514, 10674, 11352, 13046, 14232, 17028, 19569, 21348, 25499, 26092, 34056, 39138, 42696, 50998, 52184, 58707, 76497, 78276, 101996, 117414, 152994, 156552, 203992, 229491, 234828, 280489, 305988, 458982, 469656, 560978, 611976, 841467, 917964, 1121956, 1682934, 1835928, 2243912, 2524401, 3365868, 5048802, 6731736, 10097604, 20195208]

約数ペア:

[(1, 20195208), (2, 10097604), (3, 6731736), (4, 5048802), (6, 3365868), (8, 2524401), (9, 2243912), (11, 1835928), (12, 1682934), (18, 1121956), (22, 917964), (24, 841467), (33, 611976), (36, 560978), (43, 469656), (44, 458982), (66, 305988), (72, 280489), (86, 234828), (88, 229491), (99, 203992), (129, 156552), (132, 152994), (172, 117414), (198, 101996), (258, 78276), (264, 76497), (344, 58707), (387, 52184), (396, 50998), (473, 42696), (516, 39138), (593, 34056), (774, 26092), (792, 25499), (946, 21348), (1032, 19569), (1186, 17028), (1419, 14232), (1548, 13046), (1779, 11352), (1892, 10674), (2372, 8514), (2838, 7116), (3096, 6523), (3558, 5676), (3784, 5337), (4257, 4744)]