20167552256

素因数分解:

$2^8\times {\mathrm{139}}^1\times {\mathrm{566759}}^1$

素因数の和:566914

約数の個数: 36

約数和(自身を含む): 40546010400

約数和(自身を除く): 20378458144

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 139, 256, 278, 556, 1112, 2224, 4448, 8896, 17792, 35584, 566759, 1133518, 2267036, 4534072, 9068144, 18136288, 36272576, 72545152, 78779501, 145090304, 157559002, 315118004, 630236008, 1260472016, 2520944032, 5041888064, 10083776128, 20167552256]

約数ペア:

[(1, 20167552256), (2, 10083776128), (4, 5041888064), (8, 2520944032), (16, 1260472016), (32, 630236008), (64, 315118004), (128, 157559002), (139, 145090304), (256, 78779501), (278, 72545152), (556, 36272576), (1112, 18136288), (2224, 9068144), (4448, 4534072), (8896, 2267036), (17792, 1133518), (35584, 566759)]