20111648

素因数分解:

$2^5\times {\mathrm{41}}^1\times {\mathrm{15329}}^1$

素因数の和:15380

約数の個数: 24

約数和(自身を含む): 40563180

約数和(自身を除く): 20451532

約数列:

[1, 2, 4, 8, 16, 32, 41, 82, 164, 328, 656, 1312, 15329, 30658, 61316, 122632, 245264, 490528, 628489, 1256978, 2513956, 5027912, 10055824, 20111648]

約数ペア:

[(1, 20111648), (2, 10055824), (4, 5027912), (8, 2513956), (16, 1256978), (32, 628489), (41, 490528), (82, 245264), (164, 122632), (328, 61316), (656, 30658), (1312, 15329)]