19994832

素因数分解:

$2^4\times 3^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{971}}^1$

素因数の和:1009

約数の個数: 120

約数和(自身を含む): 65808288

約数和(自身を除く): 45813456

約数列:

[1, 2, 3, 4, 6, 8, 9, 11, 12, 13, 16, 18, 22, 24, 26, 33, 36, 39, 44, 48, 52, 66, 72, 78, 88, 99, 104, 117, 132, 143, 144, 156, 176, 198, 208, 234, 264, 286, 312, 396, 429, 468, 528, 572, 624, 792, 858, 936, 971, 1144, 1287, 1584, 1716, 1872, 1942, 2288, 2574, 2913, 3432, 3884, 5148, 5826, 6864, 7768, 8739, 10296, 10681, 11652, 12623, 15536, 17478, 20592, 21362, 23304, 25246, 32043, 34956, 37869, 42724, 46608, 50492, 64086, 69912, 75738, 85448, 96129, 100984, 113607, 128172, 138853, 139824, 151476, 170896, 192258, 201968, 227214, 256344, 277706, 302952, 384516, 416559, 454428, 512688, 555412, 605904, 769032, 833118, 908856, 1110824, 1249677, 1538064, 1666236, 1817712, 2221648, 2499354, 3332472, 4998708, 6664944, 9997416, 19994832]

約数ペア:

[(1, 19994832), (2, 9997416), (3, 6664944), (4, 4998708), (6, 3332472), (8, 2499354), (9, 2221648), (11, 1817712), (12, 1666236), (13, 1538064), (16, 1249677), (18, 1110824), (22, 908856), (24, 833118), (26, 769032), (33, 605904), (36, 555412), (39, 512688), (44, 454428), (48, 416559), (52, 384516), (66, 302952), (72, 277706), (78, 256344), (88, 227214), (99, 201968), (104, 192258), (117, 170896), (132, 151476), (143, 139824), (144, 138853), (156, 128172), (176, 113607), (198, 100984), (208, 96129), (234, 85448), (264, 75738), (286, 69912), (312, 64086), (396, 50492), (429, 46608), (468, 42724), (528, 37869), (572, 34956), (624, 32043), (792, 25246), (858, 23304), (936, 21362), (971, 20592), (1144, 17478), (1287, 15536), (1584, 12623), (1716, 11652), (1872, 10681), (1942, 10296), (2288, 8739), (2574, 7768), (2913, 6864), (3432, 5826), (3884, 5148)]