18955222

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{191}}^1\times {\mathrm{347}}^1$

素因数の和:564

約数の個数: 32

約数和(自身を含む): 33675264

約数和(自身を除く): 14720042

約数列:

[1, 2, 11, 13, 22, 26, 143, 191, 286, 347, 382, 694, 2101, 2483, 3817, 4202, 4511, 4966, 7634, 9022, 27313, 49621, 54626, 66277, 99242, 132554, 729047, 861601, 1458094, 1723202, 9477611, 18955222]

約数ペア:

[(1, 18955222), (2, 9477611), (11, 1723202), (13, 1458094), (22, 861601), (26, 729047), (143, 132554), (191, 99242), (286, 66277), (347, 54626), (382, 49621), (694, 27313), (2101, 9022), (2483, 7634), (3817, 4966), (4202, 4511)]