20802577538

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{269}}^1\times {\mathrm{577}}^1\times {\mathrm{3527}}^1$

素因数の和:4394

約数の個数: 32

約数和(自身を含む): 33034780800

約数和(自身を除く): 12232203262

約数列:

[1, 2, 19, 38, 269, 538, 577, 1154, 3527, 5111, 7054, 10222, 10963, 21926, 67013, 134026, 155213, 310426, 948763, 1897526, 2035079, 2949047, 4070158, 5898094, 18026497, 36052994, 38666501, 77333002, 547436251, 1094872502, 10401288769, 20802577538]

約数ペア:

[(1, 20802577538), (2, 10401288769), (19, 1094872502), (38, 547436251), (269, 77333002), (538, 38666501), (577, 36052994), (1154, 18026497), (3527, 5898094), (5111, 4070158), (7054, 2949047), (10222, 2035079), (10963, 1897526), (21926, 948763), (67013, 310426), (134026, 155213)]