20940072

素因数分解:

$2^3\times 3^1\times {\mathrm{139}}^1\times {\mathrm{6277}}^1$

素因数の和:6425

約数の個数: 32

約数和(自身を含む): 52735200

約数和(自身を除く): 31795128

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 139, 278, 417, 556, 834, 1112, 1668, 3336, 6277, 12554, 18831, 25108, 37662, 50216, 75324, 150648, 872503, 1745006, 2617509, 3490012, 5235018, 6980024, 10470036, 20940072]

約数ペア:

[(1, 20940072), (2, 10470036), (3, 6980024), (4, 5235018), (6, 3490012), (8, 2617509), (12, 1745006), (24, 872503), (139, 150648), (278, 75324), (417, 50216), (556, 37662), (834, 25108), (1112, 18831), (1668, 12554), (3336, 6277)]