18308638

素因数分解:

$2^1\times {\mathrm{53}}^1\times {\mathrm{83}}^1\times {\mathrm{2081}}^1$

素因数の和:2219

約数の個数: 16

約数和(自身を含む): 28331856

約数和(自身を除く): 10023218

約数列:

[1, 2, 53, 83, 106, 166, 2081, 4162, 4399, 8798, 110293, 172723, 220586, 345446, 9154319, 18308638]

約数ペア:

[(1, 18308638), (2, 9154319), (53, 345446), (83, 220586), (106, 172723), (166, 110293), (2081, 8798), (4162, 4399)]