19495112

素因数分解:

$2^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{439}}^1$

素因数の和:526

約数の個数: 64

約数和(自身を含む): 45830400

約数和(自身を除く): 26335288

約数列:

[1, 2, 4, 7, 8, 13, 14, 26, 28, 52, 56, 61, 91, 104, 122, 182, 244, 364, 427, 439, 488, 728, 793, 854, 878, 1586, 1708, 1756, 3073, 3172, 3416, 3512, 5551, 5707, 6146, 6344, 11102, 11414, 12292, 22204, 22828, 24584, 26779, 39949, 44408, 45656, 53558, 79898, 107116, 159796, 187453, 214232, 319592, 348127, 374906, 696254, 749812, 1392508, 1499624, 2436889, 2785016, 4873778, 9747556, 19495112]

約数ペア:

[(1, 19495112), (2, 9747556), (4, 4873778), (7, 2785016), (8, 2436889), (13, 1499624), (14, 1392508), (26, 749812), (28, 696254), (52, 374906), (56, 348127), (61, 319592), (91, 214232), (104, 187453), (122, 159796), (182, 107116), (244, 79898), (364, 53558), (427, 45656), (439, 44408), (488, 39949), (728, 26779), (793, 24584), (854, 22828), (878, 22204), (1586, 12292), (1708, 11414), (1756, 11102), (3073, 6344), (3172, 6146), (3416, 5707), (3512, 5551)]