209410448

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{1006781}}^1$

素因数の和:1006802

約数の個数: 20

約数和(自身を含む): 436943388

約数和(自身を除く): 227532940

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 1006781, 2013562, 4027124, 8054248, 13088153, 16108496, 26176306, 52352612, 104705224, 209410448]

約数ペア:

[(1, 209410448), (2, 104705224), (4, 52352612), (8, 26176306), (13, 16108496), (16, 13088153), (26, 8054248), (52, 4027124), (104, 2013562), (208, 1006781)]