20854546

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{71}}^1\times {\mathrm{163}}^1$

素因数の和:306

約数の個数: 32

約数和(自身を含む): 34432128

約数和(自身を除く): 13577582

約数列:

[1, 2, 17, 34, 53, 71, 106, 142, 163, 326, 901, 1207, 1802, 2414, 2771, 3763, 5542, 7526, 8639, 11573, 17278, 23146, 63971, 127942, 146863, 196741, 293726, 393482, 613369, 1226738, 10427273, 20854546]

約数ペア:

[(1, 20854546), (2, 10427273), (17, 1226738), (34, 613369), (53, 393482), (71, 293726), (106, 196741), (142, 146863), (163, 127942), (326, 63971), (901, 23146), (1207, 17278), (1802, 11573), (2414, 8639), (2771, 7526), (3763, 5542)]