20530898

素因数分解:

$2^1\times {\mathrm{29}}^1\times {\mathrm{479}}^1\times {\mathrm{739}}^1$

素因数の和:1249

約数の個数: 16

約数和(自身を含む): 31968000

約数和(自身を除く): 11437102

約数列:

[1, 2, 29, 58, 479, 739, 958, 1478, 13891, 21431, 27782, 42862, 353981, 707962, 10265449, 20530898]

約数ペア:

[(1, 20530898), (2, 10265449), (29, 707962), (58, 353981), (479, 42862), (739, 27782), (958, 21431), (1478, 13891)]