20780316

素因数分解:

$2^2\times 3^2\times {\mathrm{23}}^1\times {\mathrm{25097}}^1$

素因数の和:25130

約数の個数: 36

約数和(自身を含む): 54814032

約数和(自身を除く): 34033716

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 23, 36, 46, 69, 92, 138, 207, 276, 414, 828, 25097, 50194, 75291, 100388, 150582, 225873, 301164, 451746, 577231, 903492, 1154462, 1731693, 2308924, 3463386, 5195079, 6926772, 10390158, 20780316]

約数ペア:

[(1, 20780316), (2, 10390158), (3, 6926772), (4, 5195079), (6, 3463386), (9, 2308924), (12, 1731693), (18, 1154462), (23, 903492), (36, 577231), (46, 451746), (69, 301164), (92, 225873), (138, 150582), (207, 100388), (276, 75291), (414, 50194), (828, 25097)]