20123016495

素因数分解:

$3^1\times 5^1\times {\mathrm{307}}^1\times {\mathrm{461}}^1\times {\mathrm{9479}}^1$

素因数の和:10255

約数の個数: 32

約数和(自身を含む): 32375185920

約数和(自身を除く): 12252169425

約数列:

[1, 3, 5, 15, 307, 461, 921, 1383, 1535, 2305, 4605, 6915, 9479, 28437, 47395, 141527, 142185, 424581, 707635, 2122905, 2910053, 4369819, 8730159, 13109457, 14550265, 21849095, 43650795, 65547285, 1341534433, 4024603299, 6707672165, 20123016495]

約数ペア:

[(1, 20123016495), (3, 6707672165), (5, 4024603299), (15, 1341534433), (307, 65547285), (461, 43650795), (921, 21849095), (1383, 14550265), (1535, 13109457), (2305, 8730159), (4605, 4369819), (6915, 2910053), (9479, 2122905), (28437, 707635), (47395, 424581), (141527, 142185)]