19237254

素因数分解:

$2^1\times 3^1\times {\mathrm{43}}^1\times {\mathrm{173}}^1\times {\mathrm{431}}^1$

素因数の和:652

約数の個数: 32

約数和(自身を含む): 39688704

約数和(自身を除く): 20451450

約数列:

[1, 2, 3, 6, 43, 86, 129, 173, 258, 346, 431, 519, 862, 1038, 1293, 2586, 7439, 14878, 18533, 22317, 37066, 44634, 55599, 74563, 111198, 149126, 223689, 447378, 3206209, 6412418, 9618627, 19237254]

約数ペア:

[(1, 19237254), (2, 9618627), (3, 6412418), (6, 3206209), (43, 447378), (86, 223689), (129, 149126), (173, 111198), (258, 74563), (346, 55599), (431, 44634), (519, 37066), (862, 22317), (1038, 18533), (1293, 14878), (2586, 7439)]