20680686

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{88379}}^1$

素因数の和:88400

約数の個数: 24

約数和(自身を含む): 48255480

約数和(自身を除く): 27574794

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 39, 78, 117, 234, 88379, 176758, 265137, 530274, 795411, 1148927, 1590822, 2297854, 3446781, 6893562, 10340343, 20680686]

約数ペア:

[(1, 20680686), (2, 10340343), (3, 6893562), (6, 3446781), (9, 2297854), (13, 1590822), (18, 1148927), (26, 795411), (39, 530274), (78, 265137), (117, 176758), (234, 88379)]