20644968

素因数分解:

$2^3\times 3^1\times {\mathrm{419}}^1\times {\mathrm{2053}}^1$

素因数の和:2481

約数の個数: 32

約数和(自身を含む): 51760800

約数和(自身を除く): 31115832

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 419, 838, 1257, 1676, 2053, 2514, 3352, 4106, 5028, 6159, 8212, 10056, 12318, 16424, 24636, 49272, 860207, 1720414, 2580621, 3440828, 5161242, 6881656, 10322484, 20644968]

約数ペア:

[(1, 20644968), (2, 10322484), (3, 6881656), (4, 5161242), (6, 3440828), (8, 2580621), (12, 1720414), (24, 860207), (419, 49272), (838, 24636), (1257, 16424), (1676, 12318), (2053, 10056), (2514, 8212), (3352, 6159), (4106, 5028)]