18632560

素因数分解:

$2^4\times 5^1\times {\mathrm{232907}}^1$

素因数の和:232920

約数の個数: 20

約数和(自身を含む): 43320888

約数和(自身を除く): 24688328

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 232907, 465814, 931628, 1164535, 1863256, 2329070, 3726512, 4658140, 9316280, 18632560]

約数ペア:

[(1, 18632560), (2, 9316280), (4, 4658140), (5, 3726512), (8, 2329070), (10, 1863256), (16, 1164535), (20, 931628), (40, 465814), (80, 232907)]