20431511

素因数分解:

${\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{47}}^1\times {\mathrm{379}}^1$

素因数の和:494

約数の個数: 16

約数和(自身を含む): 22179840

約数和(自身を除く): 1748329

約数列:

[1, 31, 37, 47, 379, 1147, 1457, 1739, 11749, 14023, 17813, 53909, 434713, 552203, 659081, 20431511]

約数ペア:

[(1, 20431511), (31, 659081), (37, 552203), (47, 434713), (379, 53909), (1147, 17813), (1457, 14023), (1739, 11749)]