20532855

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{11503}}^1$

素因数の和:11535

約数の個数: 32

約数和(自身を含む): 39757824

約数和(自身を除く): 19224969

約数列:

[1, 3, 5, 7, 15, 17, 21, 35, 51, 85, 105, 119, 255, 357, 595, 1785, 11503, 34509, 57515, 80521, 172545, 195551, 241563, 402605, 586653, 977755, 1207815, 1368857, 2933265, 4106571, 6844285, 20532855]

約数ペア:

[(1, 20532855), (3, 6844285), (5, 4106571), (7, 2933265), (15, 1368857), (17, 1207815), (21, 977755), (35, 586653), (51, 402605), (85, 241563), (105, 195551), (119, 172545), (255, 80521), (357, 57515), (595, 34509), (1785, 11503)]