20575040385

素因数分解:

$3^1\times 5^1\times {\mathrm{67}}^1\times {\mathrm{617}}^1\times {\mathrm{33181}}^1$

素因数の和:33873

約数の個数: 32

約数和(自身を含む): 33466568832

約数和(自身を除く): 12891528447

約数列:

[1, 3, 5, 15, 67, 201, 335, 617, 1005, 1851, 3085, 9255, 33181, 41339, 99543, 124017, 165905, 206695, 497715, 620085, 2223127, 6669381, 11115635, 20472677, 33346905, 61418031, 102363385, 307090155, 1371669359, 4115008077, 6858346795, 20575040385]

約数ペア:

[(1, 20575040385), (3, 6858346795), (5, 4115008077), (15, 1371669359), (67, 307090155), (201, 102363385), (335, 61418031), (617, 33346905), (1005, 20472677), (1851, 11115635), (3085, 6669381), (9255, 2223127), (33181, 620085), (41339, 497715), (99543, 206695), (124017, 165905)]