20205786

素因数分解:

$2^1\times 3^1\times {\mathrm{43}}^1\times {\mathrm{78317}}^1$

素因数の和:78365

約数の個数: 16

約数和(自身を含む): 41351904

約数和(自身を除く): 21146118

約数列:

[1, 2, 3, 6, 43, 86, 129, 258, 78317, 156634, 234951, 469902, 3367631, 6735262, 10102893, 20205786]

約数ペア:

[(1, 20205786), (2, 10102893), (3, 6735262), (6, 3367631), (43, 469902), (86, 234951), (129, 156634), (258, 78317)]