20271426

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{491}}^1\times {\mathrm{983}}^1$

素因数の和:1486

約数の個数: 32

約数和(自身を含む): 46476288

約数和(自身を除く): 26204862

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 491, 982, 983, 1473, 1966, 2946, 2949, 3437, 5898, 6874, 6881, 10311, 13762, 20622, 20643, 41286, 482653, 965306, 1447959, 2895918, 3378571, 6757142, 10135713, 20271426]

約数ペア:

[(1, 20271426), (2, 10135713), (3, 6757142), (6, 3378571), (7, 2895918), (14, 1447959), (21, 965306), (42, 482653), (491, 41286), (982, 20643), (983, 20622), (1473, 13762), (1966, 10311), (2946, 6881), (2949, 6874), (3437, 5898)]