20884039267

素因数分解:

$7^2\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{697553}}^1$

素因数の和:697627

約数の個数: 24

約数和(自身を含む): 26719108416

約数和(自身を除く): 5835069149

約数列:

[1, 7, 13, 47, 49, 91, 329, 611, 637, 2303, 4277, 29939, 697553, 4882871, 9068189, 32784991, 34180097, 63477323, 229494937, 426204883, 444341261, 1606464559, 2983434181, 20884039267]

約数ペア:

[(1, 20884039267), (7, 2983434181), (13, 1606464559), (47, 444341261), (49, 426204883), (91, 229494937), (329, 63477323), (611, 34180097), (637, 32784991), (2303, 9068189), (4277, 4882871), (29939, 697553)]