18147278

素因数分解:

$2^1\times {\mathrm{89}}^1\times {\mathrm{269}}^1\times {\mathrm{379}}^1$

素因数の和:739

約数の個数: 16

約数和(自身を含む): 27702000

約数和(自身を除く): 9554722

約数列:

[1, 2, 89, 178, 269, 379, 538, 758, 23941, 33731, 47882, 67462, 101951, 203902, 9073639, 18147278]

約数ペア:

[(1, 18147278), (2, 9073639), (89, 203902), (178, 101951), (269, 67462), (379, 47882), (538, 33731), (758, 23941)]