18530267

素因数分解:

$7^1\times {\mathrm{47}}^1\times {\mathrm{151}}^1\times {\mathrm{373}}^1$

素因数の和:578

約数の個数: 16

約数和(自身を含む): 21829632

約数和(自身を除く): 3299365

約数列:

[1, 7, 47, 151, 329, 373, 1057, 2611, 7097, 17531, 49679, 56323, 122717, 394261, 2647181, 18530267]

約数ペア:

[(1, 18530267), (7, 2647181), (47, 394261), (151, 122717), (329, 56323), (373, 49679), (1057, 17531), (2611, 7097)]