20791506

素因数分解:

$2^1\times 3^1\times {\mathrm{421}}^1\times {\mathrm{8231}}^1$

素因数の和:8657

約数の個数: 16

約数和(自身を含む): 41686848

約数和(自身を除く): 20895342

約数列:

[1, 2, 3, 6, 421, 842, 1263, 2526, 8231, 16462, 24693, 49386, 3465251, 6930502, 10395753, 20791506]

約数ペア:

[(1, 20791506), (2, 10395753), (3, 6930502), (6, 3465251), (421, 49386), (842, 24693), (1263, 16462), (2526, 8231)]