20181744

素因数分解:

$2^4\times 3^3\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{137}}^1$

素因数の和:196

約数の個数: 160

約数和(自身を含む): 65710080

約数和(自身を除く): 45528336

約数列:

[1, 2, 3, 4, 6, 8, 9, 11, 12, 16, 18, 22, 24, 27, 31, 33, 36, 44, 48, 54, 62, 66, 72, 88, 93, 99, 108, 124, 132, 137, 144, 176, 186, 198, 216, 248, 264, 274, 279, 297, 341, 372, 396, 411, 432, 496, 528, 548, 558, 594, 682, 744, 792, 822, 837, 1023, 1096, 1116, 1188, 1233, 1364, 1488, 1507, 1584, 1644, 1674, 2046, 2192, 2232, 2376, 2466, 2728, 3014, 3069, 3288, 3348, 3699, 4092, 4247, 4464, 4521, 4752, 4932, 5456, 6028, 6138, 6576, 6696, 7398, 8184, 8494, 9042, 9207, 9864, 12056, 12276, 12741, 13392, 13563, 14796, 16368, 16988, 18084, 18414, 19728, 24112, 24552, 25482, 27126, 29592, 33976, 36168, 36828, 38223, 40689, 46717, 49104, 50964, 54252, 59184, 67952, 72336, 73656, 76446, 81378, 93434, 101928, 108504, 114669, 140151, 147312, 152892, 162756, 186868, 203856, 217008, 229338, 280302, 305784, 325512, 373736, 420453, 458676, 560604, 611568, 651024, 747472, 840906, 917352, 1121208, 1261359, 1681812, 1834704, 2242416, 2522718, 3363624, 5045436, 6727248, 10090872, 20181744]

約数ペア:

[(1, 20181744), (2, 10090872), (3, 6727248), (4, 5045436), (6, 3363624), (8, 2522718), (9, 2242416), (11, 1834704), (12, 1681812), (16, 1261359), (18, 1121208), (22, 917352), (24, 840906), (27, 747472), (31, 651024), (33, 611568), (36, 560604), (44, 458676), (48, 420453), (54, 373736), (62, 325512), (66, 305784), (72, 280302), (88, 229338), (93, 217008), (99, 203856), (108, 186868), (124, 162756), (132, 152892), (137, 147312), (144, 140151), (176, 114669), (186, 108504), (198, 101928), (216, 93434), (248, 81378), (264, 76446), (274, 73656), (279, 72336), (297, 67952), (341, 59184), (372, 54252), (396, 50964), (411, 49104), (432, 46717), (496, 40689), (528, 38223), (548, 36828), (558, 36168), (594, 33976), (682, 29592), (744, 27126), (792, 25482), (822, 24552), (837, 24112), (1023, 19728), (1096, 18414), (1116, 18084), (1188, 16988), (1233, 16368), (1364, 14796), (1488, 13563), (1507, 13392), (1584, 12741), (1644, 12276), (1674, 12056), (2046, 9864), (2192, 9207), (2232, 9042), (2376, 8494), (2466, 8184), (2728, 7398), (3014, 6696), (3069, 6576), (3288, 6138), (3348, 6028), (3699, 5456), (4092, 4932), (4247, 4752), (4464, 4521)]