19709789

素因数分解:

${\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{79}}^1\times {\mathrm{613}}^1$

素因数の和:740

約数の個数: 16

約数和(自身を含む): 22398720

約数和(自身を除く): 2688931

約数列:

[1, 11, 37, 79, 407, 613, 869, 2923, 6743, 22681, 32153, 48427, 249491, 532697, 1791799, 19709789]

約数ペア:

[(1, 19709789), (11, 1791799), (37, 532697), (79, 249491), (407, 48427), (613, 32153), (869, 22681), (2923, 6743)]