18480278

素因数分解:

$2^1\times {\mathrm{31}}^1\times {\mathrm{127}}^1\times {\mathrm{2347}}^1$

素因数の和:2507

約数の個数: 16

約数和(自身を含む): 28852224

約数和(自身を除く): 10371946

約数列:

[1, 2, 31, 62, 127, 254, 2347, 3937, 4694, 7874, 72757, 145514, 298069, 596138, 9240139, 18480278]

約数ペア:

[(1, 18480278), (2, 9240139), (31, 596138), (62, 298069), (127, 145514), (254, 72757), (2347, 7874), (3937, 4694)]