20714624

素因数分解:

$2^7\times 7^1\times {\mathrm{61}}^1\times {\mathrm{379}}^1$

素因数の和:461

約数の個数: 64

約数和(自身を含む): 48062400

約数和(自身を除く): 27347776

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 61, 64, 112, 122, 128, 224, 244, 379, 427, 448, 488, 758, 854, 896, 976, 1516, 1708, 1952, 2653, 3032, 3416, 3904, 5306, 6064, 6832, 7808, 10612, 12128, 13664, 21224, 23119, 24256, 27328, 42448, 46238, 48512, 54656, 84896, 92476, 161833, 169792, 184952, 323666, 339584, 369904, 647332, 739808, 1294664, 1479616, 2589328, 2959232, 5178656, 10357312, 20714624]

約数ペア:

[(1, 20714624), (2, 10357312), (4, 5178656), (7, 2959232), (8, 2589328), (14, 1479616), (16, 1294664), (28, 739808), (32, 647332), (56, 369904), (61, 339584), (64, 323666), (112, 184952), (122, 169792), (128, 161833), (224, 92476), (244, 84896), (379, 54656), (427, 48512), (448, 46238), (488, 42448), (758, 27328), (854, 24256), (896, 23119), (976, 21224), (1516, 13664), (1708, 12128), (1952, 10612), (2653, 7808), (3032, 6832), (3416, 6064), (3904, 5306)]