20205776

素因数分解:

$2^4\times {\mathrm{23}}^1\times {\mathrm{54907}}^1$

素因数の和:54938

約数の個数: 20

約数和(自身を含む): 40851552

約数和(自身を除く): 20645776

約数列:

[1, 2, 4, 8, 16, 23, 46, 92, 184, 368, 54907, 109814, 219628, 439256, 878512, 1262861, 2525722, 5051444, 10102888, 20205776]

約数ペア:

[(1, 20205776), (2, 10102888), (4, 5051444), (8, 2525722), (16, 1262861), (23, 878512), (46, 439256), (92, 219628), (184, 109814), (368, 54907)]