18802318

素因数分解:

$2^1\times {\mathrm{73}}^1\times {\mathrm{89}}^1\times {\mathrm{1447}}^1$

素因数の和:1611

約数の個数: 16

約数和(自身を含む): 28931040

約数和(自身を除く): 10128722

約数列:

[1, 2, 73, 89, 146, 178, 1447, 2894, 6497, 12994, 105631, 128783, 211262, 257566, 9401159, 18802318]

約数ペア:

[(1, 18802318), (2, 9401159), (73, 257566), (89, 211262), (146, 128783), (178, 105631), (1447, 12994), (2894, 6497)]