18223271

素因数分解:

${\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{59}}^1\times {\mathrm{653}}^1$

素因数の和:766

約数の個数: 16

約数和(自身を含む): 20718720

約数和(自身を除く): 2495449

約数列:

[1, 11, 43, 59, 473, 649, 653, 2537, 7183, 27907, 28079, 38527, 308869, 423797, 1656661, 18223271]

約数ペア:

[(1, 18223271), (11, 1656661), (43, 423797), (59, 308869), (473, 38527), (649, 28079), (653, 27907), (2537, 7183)]