19225403821

素因数分解:

${\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{113}}^1\times {\mathrm{331}}^1\times {\mathrm{2081}}^1$

素因数の和:2557

約数の個数: 32

約数和(自身を含む): 22063870080

約数和(自身を除く): 2838466259

約数列:

[1, 13, 19, 113, 247, 331, 1469, 2081, 2147, 4303, 6289, 27053, 27911, 37403, 39539, 81757, 235153, 486239, 514007, 688811, 710657, 3056989, 4467907, 8954543, 9238541, 13087409, 58082791, 77835643, 170136317, 1011863359, 1478877217, 19225403821]

約数ペア:

[(1, 19225403821), (13, 1478877217), (19, 1011863359), (113, 170136317), (247, 77835643), (331, 58082791), (1469, 13087409), (2081, 9238541), (2147, 8954543), (4303, 4467907), (6289, 3056989), (27053, 710657), (27911, 688811), (37403, 514007), (39539, 486239), (81757, 235153)]