89509418

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{131}}^1\times {\mathrm{17981}}^1$

素因数の和:18133

約数の個数: 16

約数和(自身を含む): 142417440

約数和(自身を除く): 52908022

約数列:

[1, 2, 19, 38, 131, 262, 2489, 4978, 17981, 35962, 341639, 683278, 2355511, 4711022, 44754709, 89509418]

約数ペア:

[(1, 89509418), (2, 44754709), (19, 4711022), (38, 2355511), (131, 683278), (262, 341639), (2489, 35962), (4978, 17981)]