13208380

素因数分解:

$2^2\times 5^1\times {\mathrm{67}}^1\times {\mathrm{9857}}^1$

素因数の和:9933

約数の個数: 24

約数和(自身を含む): 28154448

約数和(自身を除く): 14946068

約数列:

[1, 2, 4, 5, 10, 20, 67, 134, 268, 335, 670, 1340, 9857, 19714, 39428, 49285, 98570, 197140, 660419, 1320838, 2641676, 3302095, 6604190, 13208380]

約数ペア:

[(1, 13208380), (2, 6604190), (4, 3302095), (5, 2641676), (10, 1320838), (20, 660419), (67, 197140), (134, 98570), (268, 49285), (335, 39428), (670, 19714), (1340, 9857)]