20000528

素因数分解:

$2^4\times {\mathrm{59}}^1\times {\mathrm{21187}}^1$

素因数の和:21254

約数の個数: 20

約数和(自身を含む): 39409680

約数和(自身を除く): 19409152

約数列:

[1, 2, 4, 8, 16, 59, 118, 236, 472, 944, 21187, 42374, 84748, 169496, 338992, 1250033, 2500066, 5000132, 10000264, 20000528]

約数ペア:

[(1, 20000528), (2, 10000264), (4, 5000132), (8, 2500066), (16, 1250033), (59, 338992), (118, 169496), (236, 84748), (472, 42374), (944, 21187)]