205536227312

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{988154939}}^1$

素因数の和:988154960

約数の個数: 20

約数和(自身を含む): 428859243960

約数和(自身を除く): 223323016648

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 988154939, 1976309878, 3952619756, 7905239512, 12846014207, 15810479024, 25692028414, 51384056828, 102768113656, 205536227312]

約数ペア:

[(1, 205536227312), (2, 102768113656), (4, 51384056828), (8, 25692028414), (13, 15810479024), (16, 12846014207), (26, 7905239512), (52, 3952619756), (104, 1976309878), (208, 988154939)]