168858906736

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{811821667}}^1$

素因数の和:811821688

約数の個数: 20

約数和(自身を含む): 352330603912

約数和(自身を除く): 183471697176

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 811821667, 1623643334, 3247286668, 6494573336, 10553681671, 12989146672, 21107363342, 42214726684, 84429453368, 168858906736]

約数ペア:

[(1, 168858906736), (2, 84429453368), (4, 42214726684), (8, 21107363342), (13, 12989146672), (16, 10553681671), (26, 6494573336), (52, 3247286668), (104, 1623643334), (208, 811821667)]