18841389

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{89}}^1\times {\mathrm{593}}^1$

素因数の和:709

約数の個数: 32

約数和(自身を含む): 30792960

約数和(自身を除く): 11951571

約数列:

[1, 3, 7, 17, 21, 51, 89, 119, 267, 357, 593, 623, 1513, 1779, 1869, 4151, 4539, 10081, 10591, 12453, 30243, 31773, 52777, 70567, 158331, 211701, 369439, 897209, 1108317, 2691627, 6280463, 18841389]

約数ペア:

[(1, 18841389), (3, 6280463), (7, 2691627), (17, 1108317), (21, 897209), (51, 369439), (89, 211701), (119, 158331), (267, 70567), (357, 52777), (593, 31773), (623, 30243), (1513, 12453), (1779, 10591), (1869, 10081), (4151, 4539)]