218679422

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{193}}^1\times {\mathrm{43579}}^1$

素因数の和:43787

約数の個数: 16

約数和(自身を含む): 355089840

約数和(自身を除く): 136410418

約数列:

[1, 2, 13, 26, 193, 386, 2509, 5018, 43579, 87158, 566527, 1133054, 8410747, 16821494, 109339711, 218679422]

約数ペア:

[(1, 218679422), (2, 109339711), (13, 16821494), (26, 8410747), (193, 1133054), (386, 566527), (2509, 87158), (5018, 43579)]