12920854096

素因数分解:

$2^4\times {\mathrm{1637}}^1\times {\mathrm{493313}}^1$

素因数の和:494958

約数の個数: 20

約数和(自身を含む): 25049498292

約数和(自身を除く): 12128644196

約数列:

[1, 2, 4, 8, 16, 1637, 3274, 6548, 13096, 26192, 493313, 986626, 1973252, 3946504, 7893008, 807553381, 1615106762, 3230213524, 6460427048, 12920854096]

約数ペア:

[(1, 12920854096), (2, 6460427048), (4, 3230213524), (8, 1615106762), (16, 807553381), (1637, 7893008), (3274, 3946504), (6548, 1973252), (13096, 986626), (26192, 493313)]