20601738

素因数分解:

$2^1\times 3^2\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{1021}}^1$

素因数の和:1107

約数の個数: 48

約数和(自身を含む): 47829600

約数和(自身を除く): 27227862

約数列:

[1, 2, 3, 6, 9, 18, 19, 38, 57, 59, 114, 118, 171, 177, 342, 354, 531, 1021, 1062, 1121, 2042, 2242, 3063, 3363, 6126, 6726, 9189, 10089, 18378, 19399, 20178, 38798, 58197, 60239, 116394, 120478, 174591, 180717, 349182, 361434, 542151, 1084302, 1144541, 2289082, 3433623, 6867246, 10300869, 20601738]

約数ペア:

[(1, 20601738), (2, 10300869), (3, 6867246), (6, 3433623), (9, 2289082), (18, 1144541), (19, 1084302), (38, 542151), (57, 361434), (59, 349182), (114, 180717), (118, 174591), (171, 120478), (177, 116394), (342, 60239), (354, 58197), (531, 38798), (1021, 20178), (1062, 19399), (1121, 18378), (2042, 10089), (2242, 9189), (3063, 6726), (3363, 6126)]