18964608

素因数分解:

$2^7\times 3^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{131}}^1$

素因数の和:190

約数の個数: 128

約数和(自身を含む): 56548800

約数和(自身を除く): 37584192

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 29, 32, 39, 48, 52, 58, 64, 78, 87, 96, 104, 116, 128, 131, 156, 174, 192, 208, 232, 262, 312, 348, 377, 384, 393, 416, 464, 524, 624, 696, 754, 786, 832, 928, 1048, 1131, 1248, 1392, 1508, 1572, 1664, 1703, 1856, 2096, 2262, 2496, 2784, 3016, 3144, 3406, 3712, 3799, 4192, 4524, 4992, 5109, 5568, 6032, 6288, 6812, 7598, 8384, 9048, 10218, 11136, 11397, 12064, 12576, 13624, 15196, 16768, 18096, 20436, 22794, 24128, 25152, 27248, 30392, 36192, 40872, 45588, 48256, 49387, 50304, 54496, 60784, 72384, 81744, 91176, 98774, 108992, 121568, 144768, 148161, 163488, 182352, 197548, 217984, 243136, 296322, 326976, 364704, 395096, 486272, 592644, 653952, 729408, 790192, 1185288, 1458816, 1580384, 2370576, 3160768, 4741152, 6321536, 9482304, 18964608]

約数ペア:

[(1, 18964608), (2, 9482304), (3, 6321536), (4, 4741152), (6, 3160768), (8, 2370576), (12, 1580384), (13, 1458816), (16, 1185288), (24, 790192), (26, 729408), (29, 653952), (32, 592644), (39, 486272), (48, 395096), (52, 364704), (58, 326976), (64, 296322), (78, 243136), (87, 217984), (96, 197548), (104, 182352), (116, 163488), (128, 148161), (131, 144768), (156, 121568), (174, 108992), (192, 98774), (208, 91176), (232, 81744), (262, 72384), (312, 60784), (348, 54496), (377, 50304), (384, 49387), (393, 48256), (416, 45588), (464, 40872), (524, 36192), (624, 30392), (696, 27248), (754, 25152), (786, 24128), (832, 22794), (928, 20436), (1048, 18096), (1131, 16768), (1248, 15196), (1392, 13624), (1508, 12576), (1572, 12064), (1664, 11397), (1703, 11136), (1856, 10218), (2096, 9048), (2262, 8384), (2496, 7598), (2784, 6812), (3016, 6288), (3144, 6032), (3406, 5568), (3712, 5109), (3799, 4992), (4192, 4524)]