19357974

素因数分解:

$2^1\times 3^3\times {\mathrm{139}}^1\times {\mathrm{2579}}^1$

素因数の和:2729

約数の個数: 32

約数和(自身を含む): 43344000

約数和(自身を除く): 23986026

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 139, 278, 417, 834, 1251, 2502, 2579, 3753, 5158, 7506, 7737, 15474, 23211, 46422, 69633, 139266, 358481, 716962, 1075443, 2150886, 3226329, 6452658, 9678987, 19357974]

約数ペア:

[(1, 19357974), (2, 9678987), (3, 6452658), (6, 3226329), (9, 2150886), (18, 1075443), (27, 716962), (54, 358481), (139, 139266), (278, 69633), (417, 46422), (834, 23211), (1251, 15474), (2502, 7737), (2579, 7506), (3753, 5158)]