19941268683

素因数分解:

$3^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{7139731}}^1$

素因数の和:7139767

約数の個数: 24

約数和(自身を含む): 32557177920

約数和(自身を除く): 12615909237

約数列:

[1, 3, 7, 19, 21, 49, 57, 133, 147, 399, 931, 2793, 7139731, 21419193, 49978117, 135654889, 149934351, 349846819, 406964667, 949584223, 1049540457, 2848752669, 6647089561, 19941268683]

約数ペア:

[(1, 19941268683), (3, 6647089561), (7, 2848752669), (19, 1049540457), (21, 949584223), (49, 406964667), (57, 349846819), (133, 149934351), (147, 135654889), (399, 49978117), (931, 21419193), (2793, 7139731)]