18879504

素因数分解:

$2^4\times 3^1\times 7^2\times {\mathrm{23}}^1\times {\mathrm{349}}^1$

素因数の和:397

約数の個数: 120

約数和(自身を含む): 59371200

約数和(自身を除く): 40491696

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 23, 24, 28, 42, 46, 48, 49, 56, 69, 84, 92, 98, 112, 138, 147, 161, 168, 184, 196, 276, 294, 322, 336, 349, 368, 392, 483, 552, 588, 644, 698, 784, 966, 1047, 1104, 1127, 1176, 1288, 1396, 1932, 2094, 2254, 2352, 2443, 2576, 2792, 3381, 3864, 4188, 4508, 4886, 5584, 6762, 7329, 7728, 8027, 8376, 9016, 9772, 13524, 14658, 16054, 16752, 17101, 18032, 19544, 24081, 27048, 29316, 32108, 34202, 39088, 48162, 51303, 54096, 56189, 58632, 64216, 68404, 96324, 102606, 112378, 117264, 128432, 136808, 168567, 192648, 205212, 224756, 273616, 337134, 385296, 393323, 410424, 449512, 674268, 786646, 820848, 899024, 1179969, 1348536, 1573292, 2359938, 2697072, 3146584, 4719876, 6293168, 9439752, 18879504]

約数ペア:

[(1, 18879504), (2, 9439752), (3, 6293168), (4, 4719876), (6, 3146584), (7, 2697072), (8, 2359938), (12, 1573292), (14, 1348536), (16, 1179969), (21, 899024), (23, 820848), (24, 786646), (28, 674268), (42, 449512), (46, 410424), (48, 393323), (49, 385296), (56, 337134), (69, 273616), (84, 224756), (92, 205212), (98, 192648), (112, 168567), (138, 136808), (147, 128432), (161, 117264), (168, 112378), (184, 102606), (196, 96324), (276, 68404), (294, 64216), (322, 58632), (336, 56189), (349, 54096), (368, 51303), (392, 48162), (483, 39088), (552, 34202), (588, 32108), (644, 29316), (698, 27048), (784, 24081), (966, 19544), (1047, 18032), (1104, 17101), (1127, 16752), (1176, 16054), (1288, 14658), (1396, 13524), (1932, 9772), (2094, 9016), (2254, 8376), (2352, 8027), (2443, 7728), (2576, 7329), (2792, 6762), (3381, 5584), (3864, 4886), (4188, 4508)]