19438795

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{3931}}^1$

素因数の和:4002

約数の個数: 16

約数和(自身を含む): 24913152

約数和(自身を除く): 5474357

約数列:

[1, 5, 23, 43, 115, 215, 989, 3931, 4945, 19655, 90413, 169033, 452065, 845165, 3887759, 19438795]

約数ペア:

[(1, 19438795), (5, 3887759), (23, 845165), (43, 452065), (115, 169033), (215, 90413), (989, 19655), (3931, 4945)]