19684432

素因数分解:

$2^4\times {\mathrm{317}}^1\times {\mathrm{3881}}^1$

素因数の和:4206

約数の個数: 20

約数和(自身を含む): 38268756

約数和(自身を除く): 18584324

約数列:

[1, 2, 4, 8, 16, 317, 634, 1268, 2536, 3881, 5072, 7762, 15524, 31048, 62096, 1230277, 2460554, 4921108, 9842216, 19684432]

約数ペア:

[(1, 19684432), (2, 9842216), (4, 4921108), (8, 2460554), (16, 1230277), (317, 62096), (634, 31048), (1268, 15524), (2536, 7762), (3881, 5072)]