16989984

素因数分解:

$2^5\times 3^2\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{173}}^1$

素因数の和:231

約数の個数: 144

約数和(自身を含む): 54722304

約数和(自身を除く): 37732320

約数列:

[1, 2, 3, 4, 6, 8, 9, 11, 12, 16, 18, 22, 24, 31, 32, 33, 36, 44, 48, 62, 66, 72, 88, 93, 96, 99, 124, 132, 144, 173, 176, 186, 198, 248, 264, 279, 288, 341, 346, 352, 372, 396, 496, 519, 528, 558, 682, 692, 744, 792, 992, 1023, 1038, 1056, 1116, 1364, 1384, 1488, 1557, 1584, 1903, 2046, 2076, 2232, 2728, 2768, 2976, 3069, 3114, 3168, 3806, 4092, 4152, 4464, 5363, 5456, 5536, 5709, 6138, 6228, 7612, 8184, 8304, 8928, 10726, 10912, 11418, 12276, 12456, 15224, 16089, 16368, 16608, 17127, 21452, 22836, 24552, 24912, 30448, 32178, 32736, 34254, 42904, 45672, 48267, 49104, 49824, 58993, 60896, 64356, 68508, 85808, 91344, 96534, 98208, 117986, 128712, 137016, 171616, 176979, 182688, 193068, 235972, 257424, 274032, 353958, 386136, 471944, 514848, 530937, 548064, 707916, 772272, 943888, 1061874, 1415832, 1544544, 1887776, 2123748, 2831664, 4247496, 5663328, 8494992, 16989984]

約数ペア:

[(1, 16989984), (2, 8494992), (3, 5663328), (4, 4247496), (6, 2831664), (8, 2123748), (9, 1887776), (11, 1544544), (12, 1415832), (16, 1061874), (18, 943888), (22, 772272), (24, 707916), (31, 548064), (32, 530937), (33, 514848), (36, 471944), (44, 386136), (48, 353958), (62, 274032), (66, 257424), (72, 235972), (88, 193068), (93, 182688), (96, 176979), (99, 171616), (124, 137016), (132, 128712), (144, 117986), (173, 98208), (176, 96534), (186, 91344), (198, 85808), (248, 68508), (264, 64356), (279, 60896), (288, 58993), (341, 49824), (346, 49104), (352, 48267), (372, 45672), (396, 42904), (496, 34254), (519, 32736), (528, 32178), (558, 30448), (682, 24912), (692, 24552), (744, 22836), (792, 21452), (992, 17127), (1023, 16608), (1038, 16368), (1056, 16089), (1116, 15224), (1364, 12456), (1384, 12276), (1488, 11418), (1557, 10912), (1584, 10726), (1903, 8928), (2046, 8304), (2076, 8184), (2232, 7612), (2728, 6228), (2768, 6138), (2976, 5709), (3069, 5536), (3114, 5456), (3168, 5363), (3806, 4464), (4092, 4152)]