19755576

素因数分解:

$2^3\times 3^4\times {\mathrm{43}}^1\times {\mathrm{709}}^1$

素因数の和:770

約数の個数: 80

約数和(自身を含む): 56700600

約数和(自身を除く): 36945024

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 43, 54, 72, 81, 86, 108, 129, 162, 172, 216, 258, 324, 344, 387, 516, 648, 709, 774, 1032, 1161, 1418, 1548, 2127, 2322, 2836, 3096, 3483, 4254, 4644, 5672, 6381, 6966, 8508, 9288, 12762, 13932, 17016, 19143, 25524, 27864, 30487, 38286, 51048, 57429, 60974, 76572, 91461, 114858, 121948, 153144, 182922, 229716, 243896, 274383, 365844, 459432, 548766, 731688, 823149, 1097532, 1646298, 2195064, 2469447, 3292596, 4938894, 6585192, 9877788, 19755576]

約数ペア:

[(1, 19755576), (2, 9877788), (3, 6585192), (4, 4938894), (6, 3292596), (8, 2469447), (9, 2195064), (12, 1646298), (18, 1097532), (24, 823149), (27, 731688), (36, 548766), (43, 459432), (54, 365844), (72, 274383), (81, 243896), (86, 229716), (108, 182922), (129, 153144), (162, 121948), (172, 114858), (216, 91461), (258, 76572), (324, 60974), (344, 57429), (387, 51048), (516, 38286), (648, 30487), (709, 27864), (774, 25524), (1032, 19143), (1161, 17016), (1418, 13932), (1548, 12762), (2127, 9288), (2322, 8508), (2836, 6966), (3096, 6381), (3483, 5672), (4254, 4644)]