8720608

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{20963}}^1$

素因数の和:20986

約数の個数: 24

約数和(自身を含む): 18490248

約数和(自身を除く): 9769640

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 104, 208, 416, 20963, 41926, 83852, 167704, 272519, 335408, 545038, 670816, 1090076, 2180152, 4360304, 8720608]

約数ペア:

[(1, 8720608), (2, 4360304), (4, 2180152), (8, 1090076), (13, 670816), (16, 545038), (26, 335408), (32, 272519), (52, 167704), (104, 83852), (208, 41926), (416, 20963)]