20681704

素因数分解:

$2^3\times {\mathrm{607}}^1\times {\mathrm{4259}}^1$

素因数の和:4872

約数の個数: 16

約数和(自身を含む): 38851200

約数和(自身を除く): 18169496

約数列:

[1, 2, 4, 8, 607, 1214, 2428, 4259, 4856, 8518, 17036, 34072, 2585213, 5170426, 10340852, 20681704]

約数ペア:

[(1, 20681704), (2, 10340852), (4, 5170426), (8, 2585213), (607, 34072), (1214, 17036), (2428, 8518), (4259, 4856)]