201920407

素因数分解:

${\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{17239}}^1$

素因数の和:17322

約数の個数: 16

約数和(自身を含む): 234601920

約数和(自身を除く): 32681513

約数列:

[1, 13, 17, 53, 221, 689, 901, 11713, 17239, 224107, 293063, 913667, 3809819, 11877671, 15532339, 201920407]

約数ペア:

[(1, 201920407), (13, 15532339), (17, 11877671), (53, 3809819), (221, 913667), (689, 293063), (901, 224107), (11713, 17239)]