40220336

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{193367}}^1$

素因数の和:193388

約数の個数: 20

約数和(自身を含む): 83921712

約数和(自身を除く): 43701376

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 193367, 386734, 773468, 1546936, 2513771, 3093872, 5027542, 10055084, 20110168, 40220336]

約数ペア:

[(1, 40220336), (2, 20110168), (4, 10055084), (8, 5027542), (13, 3093872), (16, 2513771), (26, 1546936), (52, 773468), (104, 386734), (208, 193367)]