20793986

素因数分解:

$2^1\times {\mathrm{29}}^1\times {\mathrm{67}}^1\times {\mathrm{5351}}^1$

素因数の和:5449

約数の個数: 16

約数和(自身を含む): 32754240

約数和(自身を除く): 11960254

約数列:

[1, 2, 29, 58, 67, 134, 1943, 3886, 5351, 10702, 155179, 310358, 358517, 717034, 10396993, 20793986]

約数ペア:

[(1, 20793986), (2, 10396993), (29, 717034), (58, 358517), (67, 310358), (134, 155179), (1943, 10702), (3886, 5351)]