420398218

素因数分解:

$2^1\times {\mathrm{19}}^2\times {\mathrm{37}}^1\times {\mathrm{15737}}^1$

素因数の和:15814

約数の個数: 24

約数和(自身を含む): 683564292

約数和(自身を除く): 263166074

約数列:

[1, 2, 19, 37, 38, 74, 361, 703, 722, 1406, 13357, 15737, 26714, 31474, 299003, 582269, 598006, 1164538, 5681057, 11063111, 11362114, 22126222, 210199109, 420398218]

約数ペア:

[(1, 420398218), (2, 210199109), (19, 22126222), (37, 11362114), (38, 11063111), (74, 5681057), (361, 1164538), (703, 598006), (722, 582269), (1406, 299003), (13357, 31474), (15737, 26714)]