201712312048

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{969770731}}^1$

素因数の和:969770752

約数の個数: 20

約数和(自身を含む): 420880497688

約数和(自身を除く): 219168185640

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 969770731, 1939541462, 3879082924, 7758165848, 12607019503, 15516331696, 25214039006, 50428078012, 100856156024, 201712312048]

約数ペア:

[(1, 201712312048), (2, 100856156024), (4, 50428078012), (8, 25214039006), (13, 15516331696), (16, 12607019503), (26, 7758165848), (52, 3879082924), (104, 1939541462), (208, 969770731)]