20430354

素因数分解:

$2^1\times 3^1\times 7^2\times {\mathrm{69491}}^1$

素因数の和:69510

約数の個数: 24

約数和(自身を含む): 47532528

約数和(自身を除く): 27102174

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 49, 98, 147, 294, 69491, 138982, 208473, 416946, 486437, 972874, 1459311, 2918622, 3405059, 6810118, 10215177, 20430354]

約数ペア:

[(1, 20430354), (2, 10215177), (3, 6810118), (6, 3405059), (7, 2918622), (14, 1459311), (21, 972874), (42, 486437), (49, 416946), (98, 208473), (147, 138982), (294, 69491)]