20326748

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{8317}}^1$

素因数の和:8381

約数の個数: 24

約数和(自身を含む): 39127872

約数和(自身を除く): 18801124

約数列:

[1, 2, 4, 13, 26, 47, 52, 94, 188, 611, 1222, 2444, 8317, 16634, 33268, 108121, 216242, 390899, 432484, 781798, 1563596, 5081687, 10163374, 20326748]

約数ペア:

[(1, 20326748), (2, 10163374), (4, 5081687), (13, 1563596), (26, 781798), (47, 432484), (52, 390899), (94, 216242), (188, 108121), (611, 33268), (1222, 16634), (2444, 8317)]