220121193604

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{79869809}}^1$

素因数の和:79869879

約数の個数: 24

約数和(自身を含む): 422671034520

約数和(自身を除く): 202549840916

約数列:

[1, 2, 4, 13, 26, 52, 53, 106, 212, 689, 1378, 2756, 79869809, 159739618, 319479236, 1038307517, 2076615034, 4153230068, 4233099877, 8466199754, 16932399508, 55030298401, 110060596802, 220121193604]

約数ペア:

[(1, 220121193604), (2, 110060596802), (4, 55030298401), (13, 16932399508), (26, 8466199754), (52, 4233099877), (53, 4153230068), (106, 2076615034), (212, 1038307517), (689, 319479236), (1378, 159739618), (2756, 79869809)]