18472750

素因数分解:

$2^1\times 5^3\times {\mathrm{19}}^1\times {\mathrm{3889}}^1$

素因数の和:3925

約数の個数: 32

約数和(自身を含む): 36410400

約数和(自身を除く): 17937650

約数列:

[1, 2, 5, 10, 19, 25, 38, 50, 95, 125, 190, 250, 475, 950, 2375, 3889, 4750, 7778, 19445, 38890, 73891, 97225, 147782, 194450, 369455, 486125, 738910, 972250, 1847275, 3694550, 9236375, 18472750]

約数ペア:

[(1, 18472750), (2, 9236375), (5, 3694550), (10, 1847275), (19, 972250), (25, 738910), (38, 486125), (50, 369455), (95, 194450), (125, 147782), (190, 97225), (250, 73891), (475, 38890), (950, 19445), (2375, 7778), (3889, 4750)]