18736366

素因数分解:

$2^1\times {\mathrm{11}}^2\times {\mathrm{139}}^1\times {\mathrm{557}}^1$

素因数の和:720

約数の個数: 24

約数和(自身を含む): 31169880

約数和(自身を除く): 12433514

約数列:

[1, 2, 11, 22, 121, 139, 242, 278, 557, 1114, 1529, 3058, 6127, 12254, 16819, 33638, 67397, 77423, 134794, 154846, 851653, 1703306, 9368183, 18736366]

約数ペア:

[(1, 18736366), (2, 9368183), (11, 1703306), (22, 851653), (121, 154846), (139, 134794), (242, 77423), (278, 67397), (557, 33638), (1114, 16819), (1529, 12254), (3058, 6127)]