2568019.00000000

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{399181}}^1$

素因数の和:399202

約数の個数: 20

約数和(自身を含む): 173244988

約数和(自身を除く): 90215340

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 399181, 798362, 1596724, 3193448, 5189353, 6386896, 10378706, 20757412, 41514824, 83029648]

約数ペア:

[(1, 83029648), (2, 41514824), (4, 20757412), (8, 10378706), (13, 6386896), (16, 5189353), (26, 3193448), (52, 1596724), (104, 798362), (208, 399181)]