20163994448

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{96942281}}^1$

素因数の和:96942302

約数の個数: 20

約数和(自身を含む): 42072950388

約数和(自身を除く): 21908955940

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 96942281, 193884562, 387769124, 775538248, 1260249653, 1551076496, 2520499306, 5040998612, 10081997224, 20163994448]

約数ペア:

[(1, 20163994448), (2, 10081997224), (4, 5040998612), (8, 2520499306), (13, 1551076496), (16, 1260249653), (26, 775538248), (52, 387769124), (104, 193884562), (208, 96942281)]