18750056

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{180289}}^1$

素因数の和:180308

約数の個数: 16

約数和(自身を含む): 37860900

約数和(自身を除く): 19110844

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 180289, 360578, 721156, 1442312, 2343757, 4687514, 9375028, 18750056]

約数ペア:

[(1, 18750056), (2, 9375028), (4, 4687514), (8, 2343757), (13, 1442312), (26, 721156), (52, 360578), (104, 180289)]