19864582

素因数分解:

$2^1\times {\mathrm{41}}^1\times {\mathrm{157}}^1\times {\mathrm{1543}}^1$

素因数の和:1743

約数の個数: 16

約数和(自身を含む): 30737952

約数和(自身を除く): 10873370

約数列:

[1, 2, 41, 82, 157, 314, 1543, 3086, 6437, 12874, 63263, 126526, 242251, 484502, 9932291, 19864582]

約数ペア:

[(1, 19864582), (2, 9932291), (41, 484502), (82, 242251), (157, 126526), (314, 63263), (1543, 12874), (3086, 6437)]