19400568

素因数分解:

$2^3\times 3^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{1709}}^1$

素因数の和:1772

約数の個数: 64

約数和(自身を含む): 54172800

約数和(自身を除く): 34772232

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 22, 24, 33, 43, 44, 66, 86, 88, 129, 132, 172, 258, 264, 344, 473, 516, 946, 1032, 1419, 1709, 1892, 2838, 3418, 3784, 5127, 5676, 6836, 10254, 11352, 13672, 18799, 20508, 37598, 41016, 56397, 73487, 75196, 112794, 146974, 150392, 220461, 225588, 293948, 440922, 451176, 587896, 808357, 881844, 1616714, 1763688, 2425071, 3233428, 4850142, 6466856, 9700284, 19400568]

約数ペア:

[(1, 19400568), (2, 9700284), (3, 6466856), (4, 4850142), (6, 3233428), (8, 2425071), (11, 1763688), (12, 1616714), (22, 881844), (24, 808357), (33, 587896), (43, 451176), (44, 440922), (66, 293948), (86, 225588), (88, 220461), (129, 150392), (132, 146974), (172, 112794), (258, 75196), (264, 73487), (344, 56397), (473, 41016), (516, 37598), (946, 20508), (1032, 18799), (1419, 13672), (1709, 11352), (1892, 10254), (2838, 6836), (3418, 5676), (3784, 5127)]