18467856

素因数分解:

$2^4\times 3^2\times {\mathrm{11}}^1\times {\mathrm{89}}^1\times {\mathrm{131}}^1$

素因数の和:245

約数の個数: 120

約数和(自身を含む): 57451680

約数和(自身を除く): 38983824

約数列:

[1, 2, 3, 4, 6, 8, 9, 11, 12, 16, 18, 22, 24, 33, 36, 44, 48, 66, 72, 88, 89, 99, 131, 132, 144, 176, 178, 198, 262, 264, 267, 356, 393, 396, 524, 528, 534, 712, 786, 792, 801, 979, 1048, 1068, 1179, 1424, 1441, 1572, 1584, 1602, 1958, 2096, 2136, 2358, 2882, 2937, 3144, 3204, 3916, 4272, 4323, 4716, 5764, 5874, 6288, 6408, 7832, 8646, 8811, 9432, 11528, 11659, 11748, 12816, 12969, 15664, 17292, 17622, 18864, 23056, 23318, 23496, 25938, 34584, 34977, 35244, 46636, 46992, 51876, 69168, 69954, 70488, 93272, 103752, 104931, 128249, 139908, 140976, 186544, 207504, 209862, 256498, 279816, 384747, 419724, 512996, 559632, 769494, 839448, 1025992, 1154241, 1538988, 1678896, 2051984, 2308482, 3077976, 4616964, 6155952, 9233928, 18467856]

約数ペア:

[(1, 18467856), (2, 9233928), (3, 6155952), (4, 4616964), (6, 3077976), (8, 2308482), (9, 2051984), (11, 1678896), (12, 1538988), (16, 1154241), (18, 1025992), (22, 839448), (24, 769494), (33, 559632), (36, 512996), (44, 419724), (48, 384747), (66, 279816), (72, 256498), (88, 209862), (89, 207504), (99, 186544), (131, 140976), (132, 139908), (144, 128249), (176, 104931), (178, 103752), (198, 93272), (262, 70488), (264, 69954), (267, 69168), (356, 51876), (393, 46992), (396, 46636), (524, 35244), (528, 34977), (534, 34584), (712, 25938), (786, 23496), (792, 23318), (801, 23056), (979, 18864), (1048, 17622), (1068, 17292), (1179, 15664), (1424, 12969), (1441, 12816), (1572, 11748), (1584, 11659), (1602, 11528), (1958, 9432), (2096, 8811), (2136, 8646), (2358, 7832), (2882, 6408), (2937, 6288), (3144, 5874), (3204, 5764), (3916, 4716), (4272, 4323)]