20358116

素因数分解:

$2^2\times {\mathrm{29}}^1\times {\mathrm{223}}^1\times {\mathrm{787}}^1$

素因数の和:1043

約数の個数: 24

約数和(自身を含む): 37067520

約数和(自身を除く): 16709404

約数列:

[1, 2, 4, 29, 58, 116, 223, 446, 787, 892, 1574, 3148, 6467, 12934, 22823, 25868, 45646, 91292, 175501, 351002, 702004, 5089529, 10179058, 20358116]

約数ペア:

[(1, 20358116), (2, 10179058), (4, 5089529), (29, 702004), (58, 351002), (116, 175501), (223, 91292), (446, 45646), (787, 25868), (892, 22823), (1574, 12934), (3148, 6467)]