20954514

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{7027}}^1$

素因数の和:7110

約数の個数: 32

約数和(自身を含む): 48577536

約数和(自身を除く): 27623022

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 71, 142, 213, 426, 497, 994, 1491, 2982, 7027, 14054, 21081, 42162, 49189, 98378, 147567, 295134, 498917, 997834, 1496751, 2993502, 3492419, 6984838, 10477257, 20954514]

約数ペア:

[(1, 20954514), (2, 10477257), (3, 6984838), (6, 3492419), (7, 2993502), (14, 1496751), (21, 997834), (42, 498917), (71, 295134), (142, 147567), (213, 98378), (426, 49189), (497, 42162), (994, 21081), (1491, 14054), (2982, 7027)]