20888965448

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{1249}}^1\times {\mathrm{160813}}^1$

素因数の和:162081

約数の個数: 32

約数和(自身を含む): 42213675000

約数和(自身を除く): 21324709552

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 1249, 2498, 4996, 9992, 16237, 32474, 64948, 129896, 160813, 321626, 643252, 1286504, 2090569, 4181138, 8362276, 16724552, 200855437, 401710874, 803421748, 1606843496, 2611120681, 5222241362, 10444482724, 20888965448]

約数ペア:

[(1, 20888965448), (2, 10444482724), (4, 5222241362), (8, 2611120681), (13, 1606843496), (26, 803421748), (52, 401710874), (104, 200855437), (1249, 16724552), (2498, 8362276), (4996, 4181138), (9992, 2090569), (16237, 1286504), (32474, 643252), (64948, 321626), (129896, 160813)]