11918921

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{2707}}^1$

素因数の和:2768

約数の個数: 16

約数和(自身を含む): 14818176

約数和(自身を除く): 2899255

約数列:

[1, 7, 17, 37, 119, 259, 629, 2707, 4403, 18949, 46019, 100159, 322133, 701113, 1702703, 11918921]

約数ペア:

[(1, 11918921), (7, 1702703), (17, 701113), (37, 322133), (119, 100159), (259, 46019), (629, 18949), (2707, 4403)]