18765818

素因数分解:

$2^1\times {\mathrm{73}}^1\times {\mathrm{79}}^1\times {\mathrm{1627}}^1$

素因数の和:1781

約数の個数: 16

約数和(自身を含む): 28913280

約数和(自身を除く): 10147462

約数列:

[1, 2, 73, 79, 146, 158, 1627, 3254, 5767, 11534, 118771, 128533, 237542, 257066, 9382909, 18765818]

約数ペア:

[(1, 18765818), (2, 9382909), (73, 257066), (79, 237542), (146, 128533), (158, 118771), (1627, 11534), (3254, 5767)]