1878391018

素因数分解:

$2^1\times 7^1\times {\mathrm{103}}^1\times {\mathrm{157}}^1\times {\mathrm{8297}}^1$

素因数の和:8566

約数の個数: 32

約数和(自身を含む): 3272465664

約数和(自身を除く): 1394074646

約数列:

[1, 2, 7, 14, 103, 157, 206, 314, 721, 1099, 1442, 2198, 8297, 16171, 16594, 32342, 58079, 113197, 116158, 226394, 854591, 1302629, 1709182, 2605258, 5982137, 9118403, 11964274, 18236806, 134170787, 268341574, 939195509, 1878391018]

約数ペア:

[(1, 1878391018), (2, 939195509), (7, 268341574), (14, 134170787), (103, 18236806), (157, 11964274), (206, 9118403), (314, 5982137), (721, 2605258), (1099, 1709182), (1442, 1302629), (2198, 854591), (8297, 226394), (16171, 116158), (16594, 113197), (32342, 58079)]