20299468

素因数分解:

$2^2\times 7^1\times {\mathrm{71}}^1\times {\mathrm{10211}}^1$

素因数の和:10293

約数の個数: 24

約数和(自身を含む): 41174784

約数和(自身を除く): 20875316

約数列:

[1, 2, 4, 7, 14, 28, 71, 142, 284, 497, 994, 1988, 10211, 20422, 40844, 71477, 142954, 285908, 724981, 1449962, 2899924, 5074867, 10149734, 20299468]

約数ペア:

[(1, 20299468), (2, 10149734), (4, 5074867), (7, 2899924), (14, 1449962), (28, 724981), (71, 285908), (142, 142954), (284, 71477), (497, 40844), (994, 20422), (1988, 10211)]