20763864

素因数分解:

$2^3\times 3^5\times {\mathrm{11}}^1\times {\mathrm{971}}^1$

素因数の和:1003

約数の個数: 96

約数和(自身を含む): 63685440

約数和(自身を除く): 42921576

約数列:

[1, 2, 3, 4, 6, 8, 9, 11, 12, 18, 22, 24, 27, 33, 36, 44, 54, 66, 72, 81, 88, 99, 108, 132, 162, 198, 216, 243, 264, 297, 324, 396, 486, 594, 648, 792, 891, 971, 972, 1188, 1782, 1942, 1944, 2376, 2673, 2913, 3564, 3884, 5346, 5826, 7128, 7768, 8739, 10681, 10692, 11652, 17478, 21362, 21384, 23304, 26217, 32043, 34956, 42724, 52434, 64086, 69912, 78651, 85448, 96129, 104868, 128172, 157302, 192258, 209736, 235953, 256344, 288387, 314604, 384516, 471906, 576774, 629208, 769032, 865161, 943812, 1153548, 1730322, 1887624, 2307096, 2595483, 3460644, 5190966, 6921288, 10381932, 20763864]

約数ペア:

[(1, 20763864), (2, 10381932), (3, 6921288), (4, 5190966), (6, 3460644), (8, 2595483), (9, 2307096), (11, 1887624), (12, 1730322), (18, 1153548), (22, 943812), (24, 865161), (27, 769032), (33, 629208), (36, 576774), (44, 471906), (54, 384516), (66, 314604), (72, 288387), (81, 256344), (88, 235953), (99, 209736), (108, 192258), (132, 157302), (162, 128172), (198, 104868), (216, 96129), (243, 85448), (264, 78651), (297, 69912), (324, 64086), (396, 52434), (486, 42724), (594, 34956), (648, 32043), (792, 26217), (891, 23304), (971, 21384), (972, 21362), (1188, 17478), (1782, 11652), (1942, 10692), (1944, 10681), (2376, 8739), (2673, 7768), (2913, 7128), (3564, 5826), (3884, 5346)]