18980808

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{10271}}^1$

素因数の和:10298

約数の個数: 64

約数和(自身を含む): 59166720

約数和(自身を除く): 40185912

約数列:

[1, 2, 3, 4, 6, 7, 8, 11, 12, 14, 21, 22, 24, 28, 33, 42, 44, 56, 66, 77, 84, 88, 132, 154, 168, 231, 264, 308, 462, 616, 924, 1848, 10271, 20542, 30813, 41084, 61626, 71897, 82168, 112981, 123252, 143794, 215691, 225962, 246504, 287588, 338943, 431382, 451924, 575176, 677886, 790867, 862764, 903848, 1355772, 1581734, 1725528, 2372601, 2711544, 3163468, 4745202, 6326936, 9490404, 18980808]

約数ペア:

[(1, 18980808), (2, 9490404), (3, 6326936), (4, 4745202), (6, 3163468), (7, 2711544), (8, 2372601), (11, 1725528), (12, 1581734), (14, 1355772), (21, 903848), (22, 862764), (24, 790867), (28, 677886), (33, 575176), (42, 451924), (44, 431382), (56, 338943), (66, 287588), (77, 246504), (84, 225962), (88, 215691), (132, 143794), (154, 123252), (168, 112981), (231, 82168), (264, 71897), (308, 61626), (462, 41084), (616, 30813), (924, 20542), (1848, 10271)]