20959365

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{433}}^1\times {\mathrm{461}}^1$

素因数の和:909

約数の個数: 32

約数和(自身を含む): 38497536

約数和(自身を除く): 17538171

約数列:

[1, 3, 5, 7, 15, 21, 35, 105, 433, 461, 1299, 1383, 2165, 2305, 3031, 3227, 6495, 6915, 9093, 9681, 15155, 16135, 45465, 48405, 199613, 598839, 998065, 1397291, 2994195, 4191873, 6986455, 20959365]

約数ペア:

[(1, 20959365), (3, 6986455), (5, 4191873), (7, 2994195), (15, 1397291), (21, 998065), (35, 598839), (105, 199613), (433, 48405), (461, 45465), (1299, 16135), (1383, 15155), (2165, 9681), (2305, 9093), (3031, 6915), (3227, 6495)]