20147152

素因数分解:

$2^4\times {\mathrm{569}}^1\times {\mathrm{2213}}^1$

素因数の和:2790

約数の個数: 20

約数和(自身を含む): 39121380

約数和(自身を除く): 18974228

約数列:

[1, 2, 4, 8, 16, 569, 1138, 2213, 2276, 4426, 4552, 8852, 9104, 17704, 35408, 1259197, 2518394, 5036788, 10073576, 20147152]

約数ペア:

[(1, 20147152), (2, 10073576), (4, 5036788), (8, 2518394), (16, 1259197), (569, 35408), (1138, 17704), (2213, 9104), (2276, 8852), (4426, 4552)]