20385792

素因数分解:

$2^{12}\times 3^2\times 7^1\times {\mathrm{79}}^1$

素因数の和:116

約数の個数: 156

約数和(自身を含む): 68149120

約数和(自身を除く): 47763328

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 32, 36, 42, 48, 56, 63, 64, 72, 79, 84, 96, 112, 126, 128, 144, 158, 168, 192, 224, 237, 252, 256, 288, 316, 336, 384, 448, 474, 504, 512, 553, 576, 632, 672, 711, 768, 896, 948, 1008, 1024, 1106, 1152, 1264, 1344, 1422, 1536, 1659, 1792, 1896, 2016, 2048, 2212, 2304, 2528, 2688, 2844, 3072, 3318, 3584, 3792, 4032, 4096, 4424, 4608, 4977, 5056, 5376, 5688, 6144, 6636, 7168, 7584, 8064, 8848, 9216, 9954, 10112, 10752, 11376, 12288, 13272, 14336, 15168, 16128, 17696, 18432, 19908, 20224, 21504, 22752, 26544, 28672, 30336, 32256, 35392, 36864, 39816, 40448, 43008, 45504, 53088, 60672, 64512, 70784, 79632, 80896, 86016, 91008, 106176, 121344, 129024, 141568, 159264, 161792, 182016, 212352, 242688, 258048, 283136, 318528, 323584, 364032, 424704, 485376, 566272, 637056, 728064, 849408, 970752, 1132544, 1274112, 1456128, 1698816, 2265088, 2548224, 2912256, 3397632, 5096448, 6795264, 10192896, 20385792]

約数ペア:

[(1, 20385792), (2, 10192896), (3, 6795264), (4, 5096448), (6, 3397632), (7, 2912256), (8, 2548224), (9, 2265088), (12, 1698816), (14, 1456128), (16, 1274112), (18, 1132544), (21, 970752), (24, 849408), (28, 728064), (32, 637056), (36, 566272), (42, 485376), (48, 424704), (56, 364032), (63, 323584), (64, 318528), (72, 283136), (79, 258048), (84, 242688), (96, 212352), (112, 182016), (126, 161792), (128, 159264), (144, 141568), (158, 129024), (168, 121344), (192, 106176), (224, 91008), (237, 86016), (252, 80896), (256, 79632), (288, 70784), (316, 64512), (336, 60672), (384, 53088), (448, 45504), (474, 43008), (504, 40448), (512, 39816), (553, 36864), (576, 35392), (632, 32256), (672, 30336), (711, 28672), (768, 26544), (896, 22752), (948, 21504), (1008, 20224), (1024, 19908), (1106, 18432), (1152, 17696), (1264, 16128), (1344, 15168), (1422, 14336), (1536, 13272), (1659, 12288), (1792, 11376), (1896, 10752), (2016, 10112), (2048, 9954), (2212, 9216), (2304, 8848), (2528, 8064), (2688, 7584), (2844, 7168), (3072, 6636), (3318, 6144), (3584, 5688), (3792, 5376), (4032, 5056), (4096, 4977), (4424, 4608)]