19677208

素因数分解:

$2^3\times {\mathrm{47}}^1\times {\mathrm{59}}^1\times {\mathrm{887}}^1$

素因数の和:999

約数の個数: 32

約数和(自身を含む): 38361600

約数和(自身を除く): 18684392

約数列:

[1, 2, 4, 8, 47, 59, 94, 118, 188, 236, 376, 472, 887, 1774, 2773, 3548, 5546, 7096, 11092, 22184, 41689, 52333, 83378, 104666, 166756, 209332, 333512, 418664, 2459651, 4919302, 9838604, 19677208]

約数ペア:

[(1, 19677208), (2, 9838604), (4, 4919302), (8, 2459651), (47, 418664), (59, 333512), (94, 209332), (118, 166756), (188, 104666), (236, 83378), (376, 52333), (472, 41689), (887, 22184), (1774, 11092), (2773, 7096), (3548, 5546)]