20659626

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{88289}}^1$

素因数の和:88310

約数の個数: 24

約数和(自身を含む): 48206340

約数和(自身を除く): 27546714

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 39, 78, 117, 234, 88289, 176578, 264867, 529734, 794601, 1147757, 1589202, 2295514, 3443271, 6886542, 10329813, 20659626]

約数ペア:

[(1, 20659626), (2, 10329813), (3, 6886542), (6, 3443271), (9, 2295514), (13, 1589202), (18, 1147757), (26, 794601), (39, 529734), (78, 264867), (117, 176578), (234, 88289)]