17891874

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{331}}^1$

素因数の和:373

約数の個数: 128

約数和(自身を含む): 53544960

約数和(自身を除く): 35653086

約数列:

[1, 2, 3, 6, 7, 9, 11, 13, 14, 18, 21, 22, 26, 27, 33, 39, 42, 54, 63, 66, 77, 78, 91, 99, 117, 126, 143, 154, 182, 189, 198, 231, 234, 273, 286, 297, 331, 351, 378, 429, 462, 546, 594, 662, 693, 702, 819, 858, 993, 1001, 1287, 1386, 1638, 1986, 2002, 2079, 2317, 2457, 2574, 2979, 3003, 3641, 3861, 4158, 4303, 4634, 4914, 5958, 6006, 6951, 7282, 7722, 8606, 8937, 9009, 10923, 12909, 13902, 17874, 18018, 20853, 21846, 25487, 25818, 27027, 30121, 32769, 38727, 41706, 47333, 50974, 54054, 60242, 62559, 65538, 76461, 77454, 90363, 94666, 98307, 116181, 125118, 141999, 152922, 180726, 196614, 229383, 232362, 271089, 283998, 331331, 425997, 458766, 542178, 662662, 688149, 813267, 851994, 993993, 1277991, 1376298, 1626534, 1987986, 2555982, 2981979, 5963958, 8945937, 17891874]

約数ペア:

[(1, 17891874), (2, 8945937), (3, 5963958), (6, 2981979), (7, 2555982), (9, 1987986), (11, 1626534), (13, 1376298), (14, 1277991), (18, 993993), (21, 851994), (22, 813267), (26, 688149), (27, 662662), (33, 542178), (39, 458766), (42, 425997), (54, 331331), (63, 283998), (66, 271089), (77, 232362), (78, 229383), (91, 196614), (99, 180726), (117, 152922), (126, 141999), (143, 125118), (154, 116181), (182, 98307), (189, 94666), (198, 90363), (231, 77454), (234, 76461), (273, 65538), (286, 62559), (297, 60242), (331, 54054), (351, 50974), (378, 47333), (429, 41706), (462, 38727), (546, 32769), (594, 30121), (662, 27027), (693, 25818), (702, 25487), (819, 21846), (858, 20853), (993, 18018), (1001, 17874), (1287, 13902), (1386, 12909), (1638, 10923), (1986, 9009), (2002, 8937), (2079, 8606), (2317, 7722), (2457, 7282), (2574, 6951), (2979, 6006), (3003, 5958), (3641, 4914), (3861, 4634), (4158, 4303)]