19605910

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^2\times {\mathrm{5431}}^1$

素因数の和:5476

約数の個数: 24

約数和(自身を含む): 37252656

約数和(自身を除く): 17646746

約数列:

[1, 2, 5, 10, 19, 38, 95, 190, 361, 722, 1805, 3610, 5431, 10862, 27155, 54310, 103189, 206378, 515945, 1031890, 1960591, 3921182, 9802955, 19605910]

約数ペア:

[(1, 19605910), (2, 9802955), (5, 3921182), (10, 1960591), (19, 1031890), (38, 515945), (95, 206378), (190, 103189), (361, 54310), (722, 27155), (1805, 10862), (3610, 5431)]