19696775247

素因数分解:

$3^2\times {\mathrm{73}}^1\times {\mathrm{1979}}^1\times {\mathrm{15149}}^1$

素因数の和:17207

約数の個数: 24

約数和(自身を含む): 28857114000

約数和(自身を除く): 9160338753

約数列:

[1, 3, 9, 73, 219, 657, 1979, 5937, 15149, 17811, 45447, 136341, 144467, 433401, 1105877, 1300203, 3317631, 9952893, 29979871, 89939613, 269818839, 2188530583, 6565591749, 19696775247]

約数ペア:

[(1, 19696775247), (3, 6565591749), (9, 2188530583), (73, 269818839), (219, 89939613), (657, 29979871), (1979, 9952893), (5937, 3317631), (15149, 1300203), (17811, 1105877), (45447, 433401), (136341, 144467)]