9971216

素因数分解:

$2^4\times {\mathrm{73}}^1\times {\mathrm{8537}}^1$

素因数の和:8618

約数の個数: 20

約数和(自身を含む): 19586172

約数和(自身を除く): 9614956

約数列:

[1, 2, 4, 8, 16, 73, 146, 292, 584, 1168, 8537, 17074, 34148, 68296, 136592, 623201, 1246402, 2492804, 4985608, 9971216]

約数ペア:

[(1, 9971216), (2, 4985608), (4, 2492804), (8, 1246402), (16, 623201), (73, 136592), (146, 68296), (292, 34148), (584, 17074), (1168, 8537)]