20693568

素因数分解:

$2^6\times 3^1\times 7^1\times {\mathrm{89}}^1\times {\mathrm{173}}^1$

素因数の和:284

約数の個数: 112

約数和(自身を含む): 63642240

約数和(自身を除く): 42948672

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 32, 42, 48, 56, 64, 84, 89, 96, 112, 168, 173, 178, 192, 224, 267, 336, 346, 356, 448, 519, 534, 623, 672, 692, 712, 1038, 1068, 1211, 1246, 1344, 1384, 1424, 1869, 2076, 2136, 2422, 2492, 2768, 2848, 3633, 3738, 4152, 4272, 4844, 4984, 5536, 5696, 7266, 7476, 8304, 8544, 9688, 9968, 11072, 14532, 14952, 15397, 16608, 17088, 19376, 19936, 29064, 29904, 30794, 33216, 38752, 39872, 46191, 58128, 59808, 61588, 77504, 92382, 107779, 116256, 119616, 123176, 184764, 215558, 232512, 246352, 323337, 369528, 431116, 492704, 646674, 739056, 862232, 985408, 1293348, 1478112, 1724464, 2586696, 2956224, 3448928, 5173392, 6897856, 10346784, 20693568]

約数ペア:

[(1, 20693568), (2, 10346784), (3, 6897856), (4, 5173392), (6, 3448928), (7, 2956224), (8, 2586696), (12, 1724464), (14, 1478112), (16, 1293348), (21, 985408), (24, 862232), (28, 739056), (32, 646674), (42, 492704), (48, 431116), (56, 369528), (64, 323337), (84, 246352), (89, 232512), (96, 215558), (112, 184764), (168, 123176), (173, 119616), (178, 116256), (192, 107779), (224, 92382), (267, 77504), (336, 61588), (346, 59808), (356, 58128), (448, 46191), (519, 39872), (534, 38752), (623, 33216), (672, 30794), (692, 29904), (712, 29064), (1038, 19936), (1068, 19376), (1211, 17088), (1246, 16608), (1344, 15397), (1384, 14952), (1424, 14532), (1869, 11072), (2076, 9968), (2136, 9688), (2422, 8544), (2492, 8304), (2768, 7476), (2848, 7266), (3633, 5696), (3738, 5536), (4152, 4984), (4272, 4844)]