18683285

素因数分解:

$5^1\times {\mathrm{43}}^1\times {\mathrm{67}}^1\times {\mathrm{1297}}^1$

素因数の和:1412

約数の個数: 16

約数和(自身を含む): 23301696

約数和(自身を除く): 4618411

約数列:

[1, 5, 43, 67, 215, 335, 1297, 2881, 6485, 14405, 55771, 86899, 278855, 434495, 3736657, 18683285]

約数ペア:

[(1, 18683285), (5, 3736657), (43, 434495), (67, 278855), (215, 86899), (335, 55771), (1297, 14405), (2881, 6485)]