20913624

素因数分解:

$2^3\times 3^2\times {\mathrm{23}}^1\times {\mathrm{73}}^1\times {\mathrm{173}}^1$

素因数の和:281

約数の個数: 96

約数和(自身を含む): 60259680

約数和(自身を除く): 39346056

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 23, 24, 36, 46, 69, 72, 73, 92, 138, 146, 173, 184, 207, 219, 276, 292, 346, 414, 438, 519, 552, 584, 657, 692, 828, 876, 1038, 1314, 1384, 1557, 1656, 1679, 1752, 2076, 2628, 3114, 3358, 3979, 4152, 5037, 5256, 6228, 6716, 7958, 10074, 11937, 12456, 12629, 13432, 15111, 15916, 20148, 23874, 25258, 30222, 31832, 35811, 37887, 40296, 47748, 50516, 60444, 71622, 75774, 95496, 101032, 113661, 120888, 143244, 151548, 227322, 286488, 290467, 303096, 454644, 580934, 871401, 909288, 1161868, 1742802, 2323736, 2614203, 3485604, 5228406, 6971208, 10456812, 20913624]

約数ペア:

[(1, 20913624), (2, 10456812), (3, 6971208), (4, 5228406), (6, 3485604), (8, 2614203), (9, 2323736), (12, 1742802), (18, 1161868), (23, 909288), (24, 871401), (36, 580934), (46, 454644), (69, 303096), (72, 290467), (73, 286488), (92, 227322), (138, 151548), (146, 143244), (173, 120888), (184, 113661), (207, 101032), (219, 95496), (276, 75774), (292, 71622), (346, 60444), (414, 50516), (438, 47748), (519, 40296), (552, 37887), (584, 35811), (657, 31832), (692, 30222), (828, 25258), (876, 23874), (1038, 20148), (1314, 15916), (1384, 15111), (1557, 13432), (1656, 12629), (1679, 12456), (1752, 11937), (2076, 10074), (2628, 7958), (3114, 6716), (3358, 6228), (3979, 5256), (4152, 5037)]