20175556910

素因数分解:

$2^1\times 5^1\times {\mathrm{409}}^1\times {\mathrm{853}}^1\times {\mathrm{5783}}^1$

素因数の和:7052

約数の個数: 32

約数和(自身を含む): 36453775680

約数和(自身を除く): 16278218770

約数列:

[1, 2, 5, 10, 409, 818, 853, 1706, 2045, 4090, 4265, 5783, 8530, 11566, 28915, 57830, 348877, 697754, 1744385, 2365247, 3488770, 4730494, 4932899, 9865798, 11826235, 23652470, 24664495, 49328990, 2017555691, 4035111382, 10087778455, 20175556910]

約数ペア:

[(1, 20175556910), (2, 10087778455), (5, 4035111382), (10, 2017555691), (409, 49328990), (818, 24664495), (853, 23652470), (1706, 11826235), (2045, 9865798), (4090, 4932899), (4265, 4730494), (5783, 3488770), (8530, 2365247), (11566, 1744385), (28915, 697754), (57830, 348877)]