20197744

素因数分解:

$2^4\times 7^1\times {\mathrm{180337}}^1$

素因数の和:180352

約数の個数: 20

約数和(自身を含む): 44723824

約数和(自身を除く): 24526080

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 180337, 360674, 721348, 1262359, 1442696, 2524718, 2885392, 5049436, 10098872, 20197744]

約数ペア:

[(1, 20197744), (2, 10098872), (4, 5049436), (7, 2885392), (8, 2524718), (14, 1442696), (16, 1262359), (28, 721348), (56, 360674), (112, 180337)]