20175649151

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{97}}^1\times {\mathrm{577}}^1\times {\mathrm{2239}}^1$

素因数の和:2943

約数の個数: 32

約数和(自身を含む): 24361451520

約数和(自身を除く): 4185802369

約数列:

[1, 7, 23, 97, 161, 577, 679, 2231, 2239, 4039, 13271, 15617, 15673, 51497, 55969, 92897, 217183, 360479, 391783, 1287287, 1291903, 1520281, 4995209, 9011009, 9043321, 29713769, 34966463, 125314591, 207996383, 877202137, 2882235593, 20175649151]

約数ペア:

[(1, 20175649151), (7, 2882235593), (23, 877202137), (97, 207996383), (161, 125314591), (577, 34966463), (679, 29713769), (2231, 9043321), (2239, 9011009), (4039, 4995209), (13271, 1520281), (15617, 1291903), (15673, 1287287), (51497, 391783), (55969, 360479), (92897, 217183)]