20120333

素因数分解:

${\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{73}}^1\times {\mathrm{523}}^1$

素因数の和:644

約数の個数: 16

約数和(自身を含む): 22334976

約数和(自身を除く): 2214643

約数列:

[1, 17, 31, 73, 523, 527, 1241, 2263, 8891, 16213, 38179, 38471, 275621, 649043, 1183549, 20120333]

約数ペア:

[(1, 20120333), (17, 1183549), (31, 649043), (73, 275621), (523, 38471), (527, 38179), (1241, 16213), (2263, 8891)]