19703186

素因数分解:

$2^1\times {\mathrm{131}}^1\times {\mathrm{157}}^1\times {\mathrm{479}}^1$

素因数の和:769

約数の個数: 16

約数和(自身を含む): 30032640

約数和(自身を除く): 10329454

約数列:

[1, 2, 131, 157, 262, 314, 479, 958, 20567, 41134, 62749, 75203, 125498, 150406, 9851593, 19703186]

約数ペア:

[(1, 19703186), (2, 9851593), (131, 150406), (157, 125498), (262, 75203), (314, 62749), (479, 41134), (958, 20567)]