20174870470

素因数分解:

$2^1\times 5^1\times {\mathrm{197}}^1\times {\mathrm{251}}^1\times {\mathrm{40801}}^1$

素因数の和:41256

約数の個数: 32

約数和(自身を含む): 36645418656

約数和(自身を除く): 16470548186

約数列:

[1, 2, 5, 10, 197, 251, 394, 502, 985, 1255, 1970, 2510, 40801, 49447, 81602, 98894, 204005, 247235, 408010, 494470, 8037797, 10241051, 16075594, 20482102, 40188985, 51205255, 80377970, 102410510, 2017487047, 4034974094, 10087435235, 20174870470]

約数ペア:

[(1, 20174870470), (2, 10087435235), (5, 4034974094), (10, 2017487047), (197, 102410510), (251, 80377970), (394, 51205255), (502, 40188985), (985, 20482102), (1255, 16075594), (1970, 10241051), (2510, 8037797), (40801, 494470), (49447, 408010), (81602, 247235), (98894, 204005)]