20887652

素因数分解:

$2^2\times {\mathrm{59}}^1\times {\mathrm{67}}^1\times {\mathrm{1321}}^1$

素因数の和:1451

約数の個数: 24

約数和(自身を含む): 37756320

約数和(自身を除く): 16868668

約数列:

[1, 2, 4, 59, 67, 118, 134, 236, 268, 1321, 2642, 3953, 5284, 7906, 15812, 77939, 88507, 155878, 177014, 311756, 354028, 5221913, 10443826, 20887652]

約数ペア:

[(1, 20887652), (2, 10443826), (4, 5221913), (59, 354028), (67, 311756), (118, 177014), (134, 155878), (236, 88507), (268, 77939), (1321, 15812), (2642, 7906), (3953, 5284)]