18543898

素因数分解:

$2^1\times {\mathrm{73}}^1\times {\mathrm{157}}^1\times {\mathrm{809}}^1$

素因数の和:1041

約数の個数: 16

約数和(自身を含む): 28411560

約数和(自身を除く): 9867662

約数列:

[1, 2, 73, 146, 157, 314, 809, 1618, 11461, 22922, 59057, 118114, 127013, 254026, 9271949, 18543898]

約数ペア:

[(1, 18543898), (2, 9271949), (73, 254026), (146, 127013), (157, 118114), (314, 59057), (809, 22922), (1618, 11461)]