18438970

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{167627}}^1$

素因数の和:167645

約数の個数: 16

約数和(自身を含む): 36207648

約数和(自身を除く): 17768678

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 167627, 335254, 838135, 1676270, 1843897, 3687794, 9219485, 18438970]

約数ペア:

[(1, 18438970), (2, 9219485), (5, 3687794), (10, 1843897), (11, 1676270), (22, 838135), (55, 335254), (110, 167627)]