20472454

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{9871}}^1$

素因数の和:9951

約数の個数: 16

約数和(自身を含む): 33051456

約数和(自身を除く): 12579002

約数列:

[1, 2, 17, 34, 61, 122, 1037, 2074, 9871, 19742, 167807, 335614, 602131, 1204262, 10236227, 20472454]

約数ペア:

[(1, 20472454), (2, 10236227), (17, 1204262), (34, 602131), (61, 335614), (122, 167807), (1037, 19742), (2074, 9871)]