20550148

素因数分解:

$2^2\times {\mathrm{31}}^1\times {\mathrm{103}}^1\times {\mathrm{1609}}^1$

素因数の和:1747

約数の個数: 24

約数和(自身を含む): 37506560

約数和(自身を除く): 16956412

約数列:

[1, 2, 4, 31, 62, 103, 124, 206, 412, 1609, 3193, 3218, 6386, 6436, 12772, 49879, 99758, 165727, 199516, 331454, 662908, 5137537, 10275074, 20550148]

約数ペア:

[(1, 20550148), (2, 10275074), (4, 5137537), (31, 662908), (62, 331454), (103, 199516), (124, 165727), (206, 99758), (412, 49879), (1609, 12772), (3193, 6436), (3218, 6386)]