389405392

素因数分解:

$2^4\times {\mathrm{569}}^1\times {\mathrm{42773}}^1$

素因数の和:43350

約数の個数: 20

約数和(自身を含む): 755816580

約数和(自身を除く): 366411188

約数列:

[1, 2, 4, 8, 16, 569, 1138, 2276, 4552, 9104, 42773, 85546, 171092, 342184, 684368, 24337837, 48675674, 97351348, 194702696, 389405392]

約数ペア:

[(1, 389405392), (2, 194702696), (4, 97351348), (8, 48675674), (16, 24337837), (569, 684368), (1138, 342184), (2276, 171092), (4552, 85546), (9104, 42773)]