19979658

素因数分解:

$2^1\times 3^2\times {\mathrm{17}}^1\times {\mathrm{65293}}^1$

素因数の和:65318

約数の個数: 24

約数和(自身を含む): 45836388

約数和(自身を除く): 25856730

約数列:

[1, 2, 3, 6, 9, 17, 18, 34, 51, 102, 153, 306, 65293, 130586, 195879, 391758, 587637, 1109981, 1175274, 2219962, 3329943, 6659886, 9989829, 19979658]

約数ペア:

[(1, 19979658), (2, 9989829), (3, 6659886), (6, 3329943), (9, 2219962), (17, 1175274), (18, 1109981), (34, 587637), (51, 391758), (102, 195879), (153, 130586), (306, 65293)]