19712945769

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{73}}^1\times {\mathrm{103}}^1\times {\mathrm{1499}}^1$

素因数の和:1742

約数の個数: 64

約数和(自身を含む): 29922048000

約数和(自身を除く): 10209102231

約数列:

[1, 3, 11, 33, 53, 73, 103, 159, 219, 309, 583, 803, 1133, 1499, 1749, 2409, 3399, 3869, 4497, 5459, 7519, 11607, 16377, 16489, 22557, 42559, 49467, 60049, 79447, 82709, 109427, 127677, 154397, 180147, 238341, 248127, 328281, 398507, 463191, 873917, 1195521, 1203697, 1698367, 2621751, 3611091, 4383577, 5095101, 5799631, 8183041, 11270981, 13150731, 17398893, 24549123, 33812943, 63795941, 90013451, 123980791, 191387823, 270040353, 371942373, 597361993, 1792085979, 6570981923, 19712945769]

約数ペア:

[(1, 19712945769), (3, 6570981923), (11, 1792085979), (33, 597361993), (53, 371942373), (73, 270040353), (103, 191387823), (159, 123980791), (219, 90013451), (309, 63795941), (583, 33812943), (803, 24549123), (1133, 17398893), (1499, 13150731), (1749, 11270981), (2409, 8183041), (3399, 5799631), (3869, 5095101), (4497, 4383577), (5459, 3611091), (7519, 2621751), (11607, 1698367), (16377, 1203697), (16489, 1195521), (22557, 873917), (42559, 463191), (49467, 398507), (60049, 328281), (79447, 248127), (82709, 238341), (109427, 180147), (127677, 154397)]