20358512

素因数分解:

$2^4\times {\mathrm{257}}^1\times {\mathrm{4951}}^1$

素因数の和:5216

約数の個数: 20

約数和(自身を含む): 39606096

約数和(自身を除く): 19247584

約数列:

[1, 2, 4, 8, 16, 257, 514, 1028, 2056, 4112, 4951, 9902, 19804, 39608, 79216, 1272407, 2544814, 5089628, 10179256, 20358512]

約数ペア:

[(1, 20358512), (2, 10179256), (4, 5089628), (8, 2544814), (16, 1272407), (257, 79216), (514, 39608), (1028, 19804), (2056, 9902), (4112, 4951)]