18443676290

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{349}}^1\times {\mathrm{406517}}^1$

素因数の和:406886

約数の個数: 32

約数和(自身を含む): 35854887600

約数和(自身を除く): 17411211310

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 349, 698, 1745, 3490, 4537, 9074, 22685, 45370, 406517, 813034, 2032585, 4065170, 5284721, 10569442, 26423605, 52847210, 141874433, 283748866, 709372165, 1418744330, 1844367629, 3688735258, 9221838145, 18443676290]

約数ペア:

[(1, 18443676290), (2, 9221838145), (5, 3688735258), (10, 1844367629), (13, 1418744330), (26, 709372165), (65, 283748866), (130, 141874433), (349, 52847210), (698, 26423605), (1745, 10569442), (3490, 5284721), (4537, 4065170), (9074, 2032585), (22685, 813034), (45370, 406517)]