20179973085

素因数分解:

$3^1\times 5^1\times {\mathrm{643}}^1\times {\mathrm{2092273}}^1$

素因数の和:2092924

約数の個数: 16

約数和(自身を含む): 32338186944

約数和(自身を除く): 12158213859

約数列:

[1, 3, 5, 15, 643, 1929, 3215, 9645, 2092273, 6276819, 10461365, 31384095, 1345331539, 4035994617, 6726657695, 20179973085]

約数ペア:

[(1, 20179973085), (3, 6726657695), (5, 4035994617), (15, 1345331539), (643, 31384095), (1929, 10461365), (3215, 6276819), (9645, 2092273)]