20190351398

素因数分解:

$2^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{3881}}^1\times {\mathrm{11987}}^1$

素因数の和:15908

約数の個数: 32

約数和(自身を含む): 35740735488

約数和(自身を除く): 15550384090

約数列:

[1, 2, 7, 14, 31, 62, 217, 434, 3881, 7762, 11987, 23974, 27167, 54334, 83909, 120311, 167818, 240622, 371597, 743194, 842177, 1684354, 2601179, 5202358, 46521547, 93043094, 325650829, 651301658, 1442167957, 2884335914, 10095175699, 20190351398]

約数ペア:

[(1, 20190351398), (2, 10095175699), (7, 2884335914), (14, 1442167957), (31, 651301658), (62, 325650829), (217, 93043094), (434, 46521547), (3881, 5202358), (7762, 2601179), (11987, 1684354), (23974, 842177), (27167, 743194), (54334, 371597), (83909, 240622), (120311, 167818)]