20488144

素因数分解:

$2^4\times {\mathrm{373}}^1\times {\mathrm{3433}}^1$

素因数の和:3814

約数の個数: 20

約数和(自身を含む): 39813796

約数和(自身を除く): 19325652

約数列:

[1, 2, 4, 8, 16, 373, 746, 1492, 2984, 3433, 5968, 6866, 13732, 27464, 54928, 1280509, 2561018, 5122036, 10244072, 20488144]

約数ペア:

[(1, 20488144), (2, 10244072), (4, 5122036), (8, 2561018), (16, 1280509), (373, 54928), (746, 27464), (1492, 13732), (2984, 6866), (3433, 5968)]