1986241925

素因数分解:

$5^2\times {\mathrm{41}}^1\times {\mathrm{89}}^1\times {\mathrm{21773}}^1$

素因数の和:21913

約数の個数: 24

約数和(自身を含む): 2551477320

約数和(自身を除く): 565235395

約数列:

[1, 5, 25, 41, 89, 205, 445, 1025, 2225, 3649, 18245, 21773, 91225, 108865, 544325, 892693, 1937797, 4463465, 9688985, 22317325, 48444925, 79449677, 397248385, 1986241925]

約数ペア:

[(1, 1986241925), (5, 397248385), (25, 79449677), (41, 48444925), (89, 22317325), (205, 9688985), (445, 4463465), (1025, 1937797), (2225, 892693), (3649, 544325), (18245, 108865), (21773, 91225)]