201916468

素因数分解:

$2^2\times {\mathrm{13}}^2\times {\mathrm{298693}}^1$

素因数の和:298723

約数の個数: 18

約数和(自身を含む): 382627014

約数和(自身を除く): 180710546

約数列:

[1, 2, 4, 13, 26, 52, 169, 338, 676, 298693, 597386, 1194772, 3883009, 7766018, 15532036, 50479117, 100958234, 201916468]

約数ペア:

[(1, 201916468), (2, 100958234), (4, 50479117), (13, 15532036), (26, 7766018), (52, 3883009), (169, 1194772), (338, 597386), (676, 298693)]