20535426

素因数分解:

$2^1\times 3^2\times {\mathrm{431}}^1\times {\mathrm{2647}}^1$

素因数の和:3086

約数の個数: 24

約数和(自身を含む): 44613504

約数和(自身を除く): 24078078

約数列:

[1, 2, 3, 6, 9, 18, 431, 862, 1293, 2586, 2647, 3879, 5294, 7758, 7941, 15882, 23823, 47646, 1140857, 2281714, 3422571, 6845142, 10267713, 20535426]

約数ペア:

[(1, 20535426), (2, 10267713), (3, 6845142), (6, 3422571), (9, 2281714), (18, 1140857), (431, 47646), (862, 23823), (1293, 15882), (2586, 7941), (2647, 7758), (3879, 5294)]