20025430

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{105397}}^1$

素因数の和:105423

約数の個数: 16

約数和(自身を含む): 37943280

約数和(自身を除く): 17917850

約数列:

[1, 2, 5, 10, 19, 38, 95, 190, 105397, 210794, 526985, 1053970, 2002543, 4005086, 10012715, 20025430]

約数ペア:

[(1, 20025430), (2, 10012715), (5, 4005086), (10, 2002543), (19, 1053970), (38, 526985), (95, 210794), (190, 105397)]