20548818

素因数分解:

$2^1\times 3^2\times {\mathrm{17}}^1\times {\mathrm{67153}}^1$

素因数の和:67178

約数の個数: 24

約数和(自身を含む): 47142108

約数和(自身を除く): 26593290

約数列:

[1, 2, 3, 6, 9, 17, 18, 34, 51, 102, 153, 306, 67153, 134306, 201459, 402918, 604377, 1141601, 1208754, 2283202, 3424803, 6849606, 10274409, 20548818]

約数ペア:

[(1, 20548818), (2, 10274409), (3, 6849606), (6, 3424803), (9, 2283202), (17, 1208754), (18, 1141601), (34, 604377), (51, 402918), (102, 201459), (153, 134306), (306, 67153)]