20528068503

素因数分解:

$3^1\times {\mathrm{101}}^1\times {\mathrm{131}}^1\times {\mathrm{463}}^1\times {\mathrm{1117}}^1$

素因数の和:1815

約数の個数: 32

約数和(自身を含む): 27937907712

約数和(自身を除く): 7409839209

約数列:

[1, 3, 101, 131, 303, 393, 463, 1117, 1389, 3351, 13231, 39693, 46763, 60653, 112817, 140289, 146327, 181959, 338451, 438981, 517171, 1551513, 6125953, 14779027, 18377859, 44337081, 52234271, 67749401, 156702813, 203248203, 6842689501, 20528068503]

約数ペア:

[(1, 20528068503), (3, 6842689501), (101, 203248203), (131, 156702813), (303, 67749401), (393, 52234271), (463, 44337081), (1117, 18377859), (1389, 14779027), (3351, 6125953), (13231, 1551513), (39693, 517171), (46763, 438981), (60653, 338451), (112817, 181959), (140289, 146327)]