19247111

素因数分解:

${\mathrm{13}}^1\times {\mathrm{17}}^2\times {\mathrm{47}}^1\times {\mathrm{109}}^1$

素因数の和:203

約数の個数: 24

約数和(自身を含む): 22693440

約数和(自身を除く): 3446329

約数列:

[1, 13, 17, 47, 109, 221, 289, 611, 799, 1417, 1853, 3757, 5123, 10387, 13583, 24089, 31501, 66599, 87091, 176579, 409513, 1132183, 1480547, 19247111]

約数ペア:

[(1, 19247111), (13, 1480547), (17, 1132183), (47, 409513), (109, 176579), (221, 87091), (289, 66599), (611, 31501), (799, 24089), (1417, 13583), (1853, 10387), (3757, 5123)]