66646642

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{67}}^1\times {\mathrm{26177}}^1$

素因数の和:26265

約数の個数: 16

約数和(自身を含む): 106806240

約数和(自身を除く): 40159598

約数列:

[1, 2, 19, 38, 67, 134, 1273, 2546, 26177, 52354, 497363, 994726, 1753859, 3507718, 33323321, 66646642]

約数ペア:

[(1, 66646642), (2, 33323321), (19, 3507718), (38, 1753859), (67, 994726), (134, 497363), (1273, 52354), (2546, 26177)]