20196749643

素因数分解:

$3^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{31024193}}^1$

素因数の和:31024234

約数の個数: 16

約数和(自身を含む): 31768774656

約数和(自身を除く): 11572025013

約数列:

[1, 3, 7, 21, 31, 93, 217, 651, 31024193, 93072579, 217169351, 651508053, 961749983, 2885249949, 6732249881, 20196749643]

約数ペア:

[(1, 20196749643), (3, 6732249881), (7, 2885249949), (21, 961749983), (31, 651508053), (93, 217169351), (217, 93072579), (651, 31024193)]