20030392784

素因数分解:

$2^4\times {\mathrm{43}}^1\times {\mathrm{29113943}}^1$

素因数の和:29113994

約数の個数: 20

約数和(自身を含む): 39711419616

約数和(自身を除く): 19681026832

約数列:

[1, 2, 4, 8, 16, 43, 86, 172, 344, 688, 29113943, 58227886, 116455772, 232911544, 465823088, 1251899549, 2503799098, 5007598196, 10015196392, 20030392784]

約数ペア:

[(1, 20030392784), (2, 10015196392), (4, 5007598196), (8, 2503799098), (16, 1251899549), (43, 465823088), (86, 232911544), (172, 116455772), (344, 58227886), (688, 29113943)]