20131784048

素因数分解:

$2^4\times {\mathrm{2287}}^1\times {\mathrm{550169}}^1$

素因数の和:552464

約数の個数: 20

約数和(自身を含む): 39022457760

約数和(自身を除く): 18890673712

約数列:

[1, 2, 4, 8, 16, 2287, 4574, 9148, 18296, 36592, 550169, 1100338, 2200676, 4401352, 8802704, 1258236503, 2516473006, 5032946012, 10065892024, 20131784048]

約数ペア:

[(1, 20131784048), (2, 10065892024), (4, 5032946012), (8, 2516473006), (16, 1258236503), (2287, 8802704), (4574, 4401352), (9148, 2200676), (18296, 1100338), (36592, 550169)]