20688662

素因数分解:

$2^1\times {\mathrm{67}}^1\times {\mathrm{181}}^1\times {\mathrm{853}}^1$

素因数の和:1103

約数の個数: 16

約数和(自身を含む): 31707312

約数和(自身を除く): 11018650

約数列:

[1, 2, 67, 134, 181, 362, 853, 1706, 12127, 24254, 57151, 114302, 154393, 308786, 10344331, 20688662]

約数ペア:

[(1, 20688662), (2, 10344331), (67, 308786), (134, 154393), (181, 114302), (362, 57151), (853, 24254), (1706, 12127)]