20424715

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{163}}^1\times {\mathrm{1319}}^1$

素因数の和:1506

約数の個数: 16

約数和(自身を含む): 25977600

約数和(自身を除く): 5552885

約数列:

[1, 5, 19, 95, 163, 815, 1319, 3097, 6595, 15485, 25061, 125305, 214997, 1074985, 4084943, 20424715]

約数ペア:

[(1, 20424715), (5, 4084943), (19, 1074985), (95, 214997), (163, 125305), (815, 25061), (1319, 15485), (3097, 6595)]