19464039

素因数分解:

$3^2\times 7^1\times {\mathrm{521}}^1\times {\mathrm{593}}^1$

素因数の和:1127

約数の個数: 24

約数和(自身を含む): 32247072

約数和(自身を除く): 12783033

約数列:

[1, 3, 7, 9, 21, 63, 521, 593, 1563, 1779, 3647, 4151, 4689, 5337, 10941, 12453, 32823, 37359, 308953, 926859, 2162671, 2780577, 6488013, 19464039]

約数ペア:

[(1, 19464039), (3, 6488013), (7, 2780577), (9, 2162671), (21, 926859), (63, 308953), (521, 37359), (593, 32823), (1563, 12453), (1779, 10941), (3647, 5337), (4151, 4689)]