20409869998

素因数分解:

$2^1\times 7^1\times {\mathrm{89}}^1\times {\mathrm{16380313}}^1$

素因数の和:16380411

約数の個数: 16

約数和(自身を含む): 35381478240

約数和(自身を除く): 14971608242

約数列:

[1, 2, 7, 14, 89, 178, 623, 1246, 16380313, 32760626, 114662191, 229324382, 1457847857, 2915695714, 10204934999, 20409869998]

約数ペア:

[(1, 20409869998), (2, 10204934999), (7, 2915695714), (14, 1457847857), (89, 229324382), (178, 114662191), (623, 32760626), (1246, 16380313)]