20456142

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{487051}}^1$

素因数の和:487063

約数の個数: 16

約数和(自身を含む): 46756992

約数和(自身を除く): 26300850

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 487051, 974102, 1461153, 2922306, 3409357, 6818714, 10228071, 20456142]

約数ペア:

[(1, 20456142), (2, 10228071), (3, 6818714), (6, 3409357), (7, 2922306), (14, 1461153), (21, 974102), (42, 487051)]