20160355904

素因数分解:

$2^6\times {\mathrm{13}}^1\times {\mathrm{197}}^1\times {\mathrm{123001}}^1$

素因数の和:123223

約数の個数: 56

約数和(自身を含む): 43302116088

約数和(自身を除く): 23141760184

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 104, 197, 208, 394, 416, 788, 832, 1576, 2561, 3152, 5122, 6304, 10244, 12608, 20488, 40976, 81952, 123001, 163904, 246002, 492004, 984008, 1599013, 1968016, 3198026, 3936032, 6396052, 7872064, 12792104, 24231197, 25584208, 48462394, 51168416, 96924788, 102336832, 193849576, 315005561, 387699152, 630011122, 775398304, 1260022244, 1550796608, 2520044488, 5040088976, 10080177952, 20160355904]

約数ペア:

[(1, 20160355904), (2, 10080177952), (4, 5040088976), (8, 2520044488), (13, 1550796608), (16, 1260022244), (26, 775398304), (32, 630011122), (52, 387699152), (64, 315005561), (104, 193849576), (197, 102336832), (208, 96924788), (394, 51168416), (416, 48462394), (788, 25584208), (832, 24231197), (1576, 12792104), (2561, 7872064), (3152, 6396052), (5122, 3936032), (6304, 3198026), (10244, 1968016), (12608, 1599013), (20488, 984008), (40976, 492004), (81952, 246002), (123001, 163904)]