31874438

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{19507}}^1$

素因数の和:19571

約数の個数: 16

約数和(自身を含む): 51501120

約数和(自身を除く): 19626682

約数列:

[1, 2, 19, 38, 43, 86, 817, 1634, 19507, 39014, 370633, 741266, 838801, 1677602, 15937219, 31874438]

約数ペア:

[(1, 31874438), (2, 15937219), (19, 1677602), (38, 838801), (43, 741266), (86, 370633), (817, 39014), (1634, 19507)]