20163496899

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{11681}}^1\times {\mathrm{6323}}^1$

素因数の和:18027

約数の個数: 32

約数和(自身を含む): 33096881664

約数和(自身を除く): 12933384765

約数列:

[1, 3, 7, 13, 21, 39, 91, 273, 6323, 11681, 18969, 35043, 44261, 81767, 82199, 132783, 151853, 245301, 246597, 455559, 575393, 1062971, 1726179, 3188913, 73858963, 221576889, 517012741, 960166519, 1551038223, 2880499557, 6721165633, 20163496899]

約数ペア:

[(1, 20163496899), (3, 6721165633), (7, 2880499557), (13, 1551038223), (21, 960166519), (39, 517012741), (91, 221576889), (273, 73858963), (6323, 3188913), (11681, 1726179), (18969, 1062971), (35043, 575393), (44261, 455559), (81767, 246597), (82199, 245301), (132783, 151853)]