20269626

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{259867}}^1$

素因数の和:259885

約数の個数: 16

約数和(自身を含む): 43657824

約数和(自身を除く): 23388198

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 259867, 519734, 779601, 1559202, 3378271, 6756542, 10134813, 20269626]

約数ペア:

[(1, 20269626), (2, 10134813), (3, 6756542), (6, 3378271), (13, 1559202), (26, 779601), (39, 519734), (78, 259867)]