20189593085

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{691}}^1\times {\mathrm{8761}}^1$

素因数の和:9509

約数の個数: 32

約数和(自身を含む): 26193473280

約数和(自身を除く): 6003880195

約数列:

[1, 5, 23, 29, 115, 145, 667, 691, 3335, 3455, 8761, 15893, 20039, 43805, 79465, 100195, 201503, 254069, 460897, 1007515, 1270345, 2304485, 5843587, 6053851, 29217935, 30269255, 139238573, 175561679, 696192865, 877808395, 4037918617, 20189593085]

約数ペア:

[(1, 20189593085), (5, 4037918617), (23, 877808395), (29, 696192865), (115, 175561679), (145, 139238573), (667, 30269255), (691, 29217935), (3335, 6053851), (3455, 5843587), (8761, 2304485), (15893, 1270345), (20039, 1007515), (43805, 460897), (79465, 254069), (100195, 201503)]