19931715

素因数分解:

$3^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{11971}}^1$

素因数の和:12019

約数の個数: 24

約数和(自身を含む): 35485008

約数和(自身を除く): 15553293

約数列:

[1, 3, 5, 9, 15, 37, 45, 111, 185, 333, 555, 1665, 11971, 35913, 59855, 107739, 179565, 442927, 538695, 1328781, 2214635, 3986343, 6643905, 19931715]

約数ペア:

[(1, 19931715), (3, 6643905), (5, 3986343), (9, 2214635), (15, 1328781), (37, 538695), (45, 442927), (111, 179565), (185, 107739), (333, 59855), (555, 35913), (1665, 11971)]