18288446

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{389}}^1\times {\mathrm{2137}}^1$

素因数の和:2539

約数の個数: 16

約数和(自身を含む): 30017520

約数和(自身を除く): 11729074

約数列:

[1, 2, 11, 22, 389, 778, 2137, 4274, 4279, 8558, 23507, 47014, 831293, 1662586, 9144223, 18288446]

約数ペア:

[(1, 18288446), (2, 9144223), (11, 1662586), (22, 831293), (389, 47014), (778, 23507), (2137, 8558), (4274, 4279)]