20155222

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{83}}^1\times {\mathrm{5279}}^1$

素因数の和:5387

約数の個数: 16

約数和(自身を含む): 31933440

約数和(自身を除く): 11778218

約数列:

[1, 2, 23, 46, 83, 166, 1909, 3818, 5279, 10558, 121417, 242834, 438157, 876314, 10077611, 20155222]

約数ペア:

[(1, 20155222), (2, 10077611), (23, 876314), (46, 438157), (83, 242834), (166, 121417), (1909, 10558), (3818, 5279)]