39978554

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{11287}}^1$

素因数の和:11330

約数の個数: 32

約数和(自身を含む): 78022656

約数和(自身を除く): 38044102

約数列:

[1, 2, 7, 11, 14, 22, 23, 46, 77, 154, 161, 253, 322, 506, 1771, 3542, 11287, 22574, 79009, 124157, 158018, 248314, 259601, 519202, 869099, 1738198, 1817207, 2855611, 3634414, 5711222, 19989277, 39978554]

約数ペア:

[(1, 39978554), (2, 19989277), (7, 5711222), (11, 3634414), (14, 2855611), (22, 1817207), (23, 1738198), (46, 869099), (77, 519202), (154, 259601), (161, 248314), (253, 158018), (322, 124157), (506, 79009), (1771, 22574), (3542, 11287)]