16643335

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{4273}}^1$

素因数の和:4338

約数の個数: 16

約数和(自身を含む): 21540960

約数和(自身を除く): 4897625

約数列:

[1, 5, 19, 41, 95, 205, 779, 3895, 4273, 21365, 81187, 175193, 405935, 875965, 3328667, 16643335]

約数ペア:

[(1, 16643335), (5, 3328667), (19, 875965), (41, 405935), (95, 175193), (205, 81187), (779, 21365), (3895, 4273)]