20659446

素因数分解:

$2^1\times 3^2\times {\mathrm{149}}^1\times {\mathrm{7703}}^1$

素因数の和:7860

約数の個数: 24

約数和(自身を含む): 45068400

約数和(自身を除く): 24408954

約数列:

[1, 2, 3, 6, 9, 18, 149, 298, 447, 894, 1341, 2682, 7703, 15406, 23109, 46218, 69327, 138654, 1147747, 2295494, 3443241, 6886482, 10329723, 20659446]

約数ペア:

[(1, 20659446), (2, 10329723), (3, 6886482), (6, 3443241), (9, 2295494), (18, 1147747), (149, 138654), (298, 69327), (447, 46218), (894, 23109), (1341, 15406), (2682, 7703)]