56247568

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{270421}}^1$

素因数の和:270442

約数の個数: 20

約数和(自身を含む): 117363148

約数和(自身を除く): 61115580

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 270421, 540842, 1081684, 2163368, 3515473, 4326736, 7030946, 14061892, 28123784, 56247568]

約数ペア:

[(1, 56247568), (2, 28123784), (4, 14061892), (8, 7030946), (13, 4326736), (16, 3515473), (26, 2163368), (52, 1081684), (104, 540842), (208, 270421)]