20295054

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{2017}}^1$

素因数の和:2081

約数の個数: 48

約数和(自身を含む): 48480432

約数和(自身を除く): 28185378

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 39, 43, 78, 86, 117, 129, 234, 258, 387, 559, 774, 1118, 1677, 2017, 3354, 4034, 5031, 6051, 10062, 12102, 18153, 26221, 36306, 52442, 78663, 86731, 157326, 173462, 235989, 260193, 471978, 520386, 780579, 1127503, 1561158, 2255006, 3382509, 6765018, 10147527, 20295054]

約数ペア:

[(1, 20295054), (2, 10147527), (3, 6765018), (6, 3382509), (9, 2255006), (13, 1561158), (18, 1127503), (26, 780579), (39, 520386), (43, 471978), (78, 260193), (86, 235989), (117, 173462), (129, 157326), (234, 86731), (258, 78663), (387, 52442), (559, 36306), (774, 26221), (1118, 18153), (1677, 12102), (2017, 10062), (3354, 6051), (4034, 5031)]