20554946

素因数分解:

$2^1\times {\mathrm{43}}^1\times {\mathrm{457}}^1\times {\mathrm{523}}^1$

素因数の和:1025

約数の個数: 16

約数和(自身を含む): 31678944

約数和(自身を除く): 11123998

約数列:

[1, 2, 43, 86, 457, 523, 914, 1046, 19651, 22489, 39302, 44978, 239011, 478022, 10277473, 20554946]

約数ペア:

[(1, 20554946), (2, 10277473), (43, 478022), (86, 239011), (457, 44978), (523, 39302), (914, 22489), (1046, 19651)]