16923205

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{193}}^1$

素因数の和:301

約数の個数: 32

約数和(自身を含む): 23466240

約数和(自身を除く): 6543035

約数列:

[1, 5, 13, 19, 65, 71, 95, 193, 247, 355, 923, 965, 1235, 1349, 2509, 3667, 4615, 6745, 12545, 13703, 17537, 18335, 47671, 68515, 87685, 178139, 238355, 260357, 890695, 1301785, 3384641, 16923205]

約数ペア:

[(1, 16923205), (5, 3384641), (13, 1301785), (19, 890695), (65, 260357), (71, 238355), (95, 178139), (193, 87685), (247, 68515), (355, 47671), (923, 18335), (965, 17537), (1235, 13703), (1349, 12545), (2509, 6745), (3667, 4615)]