19017089

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{3943}}^1$

素因数の和:4016

約数の個数: 16

約数和(自身を含む): 23853312

約数和(自身を除く): 4836223

約数列:

[1, 7, 13, 53, 91, 371, 689, 3943, 4823, 27601, 51259, 208979, 358813, 1462853, 2716727, 19017089]

約数ペア:

[(1, 19017089), (7, 2716727), (13, 1462853), (53, 358813), (91, 208979), (371, 51259), (689, 27601), (3943, 4823)]