2218478

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{79}}^1\times {\mathrm{739}}^1$

素因数の和:839

約数の個数: 16

約数和(自身を含む): 3552000

約数和(自身を除く): 1333522

約数列:

[1, 2, 19, 38, 79, 158, 739, 1478, 1501, 3002, 14041, 28082, 58381, 116762, 1109239, 2218478]

約数ペア:

[(1, 2218478), (2, 1109239), (19, 116762), (38, 58381), (79, 28082), (158, 14041), (739, 3002), (1478, 1501)]