20926908

素因数分解:

$2^2\times 3^2\times {\mathrm{581303}}^1$

素因数の和:581313

約数の個数: 18

約数和(自身を含む): 52898664

約数和(自身を除く): 31971756

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 581303, 1162606, 1743909, 2325212, 3487818, 5231727, 6975636, 10463454, 20926908]

約数ペア:

[(1, 20926908), (2, 10463454), (3, 6975636), (4, 5231727), (6, 3487818), (9, 2325212), (12, 1743909), (18, 1162606), (36, 581303)]