18856556726

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{71}}^1\times {\mathrm{34429}}^1$

素因数の和:34557

約数の個数: 64

約数和(自身を含む): 35697024000

約数和(自身を除く): 16840467274

約数列:

[1, 2, 7, 14, 19, 29, 38, 58, 71, 133, 142, 203, 266, 406, 497, 551, 994, 1102, 1349, 2059, 2698, 3857, 4118, 7714, 9443, 14413, 18886, 28826, 34429, 39121, 68858, 78242, 241003, 273847, 482006, 547694, 654151, 998441, 1308302, 1996882, 2444459, 4579057, 4888918, 6989087, 9158114, 13978174, 17111213, 18970379, 34222426, 37940758, 46444721, 70889311, 92889442, 132792653, 141778622, 265585306, 325113047, 496225177, 650226094, 992450354, 1346896909, 2693793818, 9428278363, 18856556726]

約数ペア:

[(1, 18856556726), (2, 9428278363), (7, 2693793818), (14, 1346896909), (19, 992450354), (29, 650226094), (38, 496225177), (58, 325113047), (71, 265585306), (133, 141778622), (142, 132792653), (203, 92889442), (266, 70889311), (406, 46444721), (497, 37940758), (551, 34222426), (994, 18970379), (1102, 17111213), (1349, 13978174), (2059, 9158114), (2698, 6989087), (3857, 4888918), (4118, 4579057), (7714, 2444459), (9443, 1996882), (14413, 1308302), (18886, 998441), (28826, 654151), (34429, 547694), (39121, 482006), (68858, 273847), (78242, 241003)]