20551506

素因数分解:

$2^1\times 3^1\times {\mathrm{43}}^1\times {\mathrm{79657}}^1$

素因数の和:79705

約数の個数: 16

約数和(自身を含む): 42059424

約数和(自身を除く): 21507918

約数列:

[1, 2, 3, 6, 43, 86, 129, 258, 79657, 159314, 238971, 477942, 3425251, 6850502, 10275753, 20551506]

約数ペア:

[(1, 20551506), (2, 10275753), (3, 6850502), (6, 3425251), (43, 477942), (86, 238971), (129, 159314), (258, 79657)]