20348536

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{195659}}^1$

素因数の和:195678

約数の個数: 16

約数和(自身を含む): 41088600

約数和(自身を除く): 20740064

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 195659, 391318, 782636, 1565272, 2543567, 5087134, 10174268, 20348536]

約数ペア:

[(1, 20348536), (2, 10174268), (4, 5087134), (8, 2543567), (13, 1565272), (26, 782636), (52, 391318), (104, 195659)]