18909468

素因数分解:

$2^2\times 3^2\times {\mathrm{107}}^1\times {\mathrm{4909}}^1$

素因数の和:5026

約数の個数: 36

約数和(自身を含む): 48255480

約数和(自身を除く): 29346012

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 107, 214, 321, 428, 642, 963, 1284, 1926, 3852, 4909, 9818, 14727, 19636, 29454, 44181, 58908, 88362, 176724, 525263, 1050526, 1575789, 2101052, 3151578, 4727367, 6303156, 9454734, 18909468]

約数ペア:

[(1, 18909468), (2, 9454734), (3, 6303156), (4, 4727367), (6, 3151578), (9, 2101052), (12, 1575789), (18, 1050526), (36, 525263), (107, 176724), (214, 88362), (321, 58908), (428, 44181), (642, 29454), (963, 19636), (1284, 14727), (1926, 9818), (3852, 4909)]