20940246

素因数分解:

$2^1\times 3^2\times {\mathrm{911}}^1\times {\mathrm{1277}}^1$

素因数の和:2196

約数の個数: 24

約数和(自身を含む): 45455904

約数和(自身を除く): 24515658

約数列:

[1, 2, 3, 6, 9, 18, 911, 1277, 1822, 2554, 2733, 3831, 5466, 7662, 8199, 11493, 16398, 22986, 1163347, 2326694, 3490041, 6980082, 10470123, 20940246]

約数ペア:

[(1, 20940246), (2, 10470123), (3, 6980082), (6, 3490041), (9, 2326694), (18, 1163347), (911, 22986), (1277, 16398), (1822, 11493), (2554, 8199), (2733, 7662), (3831, 5466)]