2178184336

素因数分解:

$2^4\times {\mathrm{2521}}^1\times {\mathrm{54001}}^1$

素因数の和:56530

約数の個数: 20

約数和(自身を含む): 4221984364

約数和(自身を除く): 2043800028

約数列:

[1, 2, 4, 8, 16, 2521, 5042, 10084, 20168, 40336, 54001, 108002, 216004, 432008, 864016, 136136521, 272273042, 544546084, 1089092168, 2178184336]

約数ペア:

[(1, 2178184336), (2, 1089092168), (4, 544546084), (8, 272273042), (16, 136136521), (2521, 864016), (5042, 432008), (10084, 216004), (20168, 108002), (40336, 54001)]