20131025538

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{258090071}}^1$

素因数の和:258090089

約数の個数: 16

約数和(自身を含む): 43359132096

約数和(自身を除く): 23228106558

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 258090071, 516180142, 774270213, 1548540426, 3355170923, 6710341846, 10065512769, 20131025538]

約数ペア:

[(1, 20131025538), (2, 10065512769), (3, 6710341846), (6, 3355170923), (13, 1548540426), (26, 774270213), (39, 516180142), (78, 258090071)]