19701003

素因数分解:

$3^1\times 7^1\times {\mathrm{439}}^1\times {\mathrm{2137}}^1$

素因数の和:2586

約数の個数: 16

約数和(自身を含む): 30103040

約数和(自身を除く): 10402037

約数列:

[1, 3, 7, 21, 439, 1317, 2137, 3073, 6411, 9219, 14959, 44877, 938143, 2814429, 6567001, 19701003]

約数ペア:

[(1, 19701003), (3, 6567001), (7, 2814429), (21, 938143), (439, 44877), (1317, 14959), (2137, 9219), (3073, 6411)]