20847570

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{694919}}^1$

素因数の和:694929

約数の個数: 16

約数和(自身を含む): 50034240

約数和(自身を除く): 29186670

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 694919, 1389838, 2084757, 3474595, 4169514, 6949190, 10423785, 20847570]

約数ペア:

[(1, 20847570), (2, 10423785), (3, 6949190), (5, 4169514), (6, 3474595), (10, 2084757), (15, 1389838), (30, 694919)]