20195049816

素因数分解:

$2^3\times 3^3\times {\mathrm{173}}^1\times {\mathrm{540437}}^1$

素因数の和:540625

約数の個数: 64

約数和(自身を含む): 56421727200

約数和(自身を除く): 36226677384

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 54, 72, 108, 173, 216, 346, 519, 692, 1038, 1384, 1557, 2076, 3114, 4152, 4671, 6228, 9342, 12456, 18684, 37368, 540437, 1080874, 1621311, 2161748, 3242622, 4323496, 4863933, 6485244, 9727866, 12970488, 14591799, 19455732, 29183598, 38911464, 58367196, 93495601, 116734392, 186991202, 280486803, 373982404, 560973606, 747964808, 841460409, 1121947212, 1682920818, 2243894424, 2524381227, 3365841636, 5048762454, 6731683272, 10097524908, 20195049816]

約数ペア:

[(1, 20195049816), (2, 10097524908), (3, 6731683272), (4, 5048762454), (6, 3365841636), (8, 2524381227), (9, 2243894424), (12, 1682920818), (18, 1121947212), (24, 841460409), (27, 747964808), (36, 560973606), (54, 373982404), (72, 280486803), (108, 186991202), (173, 116734392), (216, 93495601), (346, 58367196), (519, 38911464), (692, 29183598), (1038, 19455732), (1384, 14591799), (1557, 12970488), (2076, 9727866), (3114, 6485244), (4152, 4863933), (4671, 4323496), (6228, 3242622), (9342, 2161748), (12456, 1621311), (18684, 1080874), (37368, 540437)]