19691347179

素因数分解:

$3^1\times 7^1\times {\mathrm{827}}^1\times {\mathrm{1133837}}^1$

素因数の和:1134674

約数の個数: 16

約数和(自身を含む): 30042171648

約数和(自身を除く): 10350824469

約数列:

[1, 3, 7, 21, 827, 2481, 5789, 17367, 1133837, 3401511, 7936859, 23810577, 937683199, 2813049597, 6563782393, 19691347179]

約数ペア:

[(1, 19691347179), (3, 6563782393), (7, 2813049597), (21, 937683199), (827, 23810577), (2481, 7936859), (5789, 3401511), (17367, 1133837)]