19820416

素因数分解:

$2^7\times 7^1\times {\mathrm{11}}^1\times {\mathrm{2011}}^1$

素因数の和:2043

約数の個数: 64

約数和(自身を含む): 49253760

約数和(自身を除く): 29433344

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 22, 28, 32, 44, 56, 64, 77, 88, 112, 128, 154, 176, 224, 308, 352, 448, 616, 704, 896, 1232, 1408, 2011, 2464, 4022, 4928, 8044, 9856, 14077, 16088, 22121, 28154, 32176, 44242, 56308, 64352, 88484, 112616, 128704, 154847, 176968, 225232, 257408, 309694, 353936, 450464, 619388, 707872, 900928, 1238776, 1415744, 1801856, 2477552, 2831488, 4955104, 9910208, 19820416]

約数ペア:

[(1, 19820416), (2, 9910208), (4, 4955104), (7, 2831488), (8, 2477552), (11, 1801856), (14, 1415744), (16, 1238776), (22, 900928), (28, 707872), (32, 619388), (44, 450464), (56, 353936), (64, 309694), (77, 257408), (88, 225232), (112, 176968), (128, 154847), (154, 128704), (176, 112616), (224, 88484), (308, 64352), (352, 56308), (448, 44242), (616, 32176), (704, 28154), (896, 22121), (1232, 16088), (1408, 14077), (2011, 9856), (2464, 8044), (4022, 4928)]