19540190

素因数分解:

$2^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{47659}}^1$

素因数の和:47707

約数の個数: 16

約数和(自身を含む): 36030960

約数和(自身を除く): 16490770

約数列:

[1, 2, 5, 10, 41, 82, 205, 410, 47659, 95318, 238295, 476590, 1954019, 3908038, 9770095, 19540190]

約数ペア:

[(1, 19540190), (2, 9770095), (5, 3908038), (10, 1954019), (41, 476590), (82, 238295), (205, 95318), (410, 47659)]