19606065

素因数分解:

$3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{113}}^1\times {\mathrm{269}}^1$

素因数の和:433

約数の個数: 32

約数和(自身を含む): 32503680

約数和(自身を除く): 12897615

約数列:

[1, 3, 5, 15, 43, 113, 129, 215, 269, 339, 565, 645, 807, 1345, 1695, 4035, 4859, 11567, 14577, 24295, 30397, 34701, 57835, 72885, 91191, 151985, 173505, 455955, 1307071, 3921213, 6535355, 19606065]

約数ペア:

[(1, 19606065), (3, 6535355), (5, 3921213), (15, 1307071), (43, 455955), (113, 173505), (129, 151985), (215, 91191), (269, 72885), (339, 57835), (565, 34701), (645, 30397), (807, 24295), (1345, 14577), (1695, 11567), (4035, 4859)]