19992776

素因数分解:

$2^3\times {\mathrm{683}}^1\times {\mathrm{3659}}^1$

素因数の和:4348

約数の個数: 16

約数和(自身を含む): 37551600

約数和(自身を除く): 17558824

約数列:

[1, 2, 4, 8, 683, 1366, 2732, 3659, 5464, 7318, 14636, 29272, 2499097, 4998194, 9996388, 19992776]

約数ペア:

[(1, 19992776), (2, 9996388), (4, 4998194), (8, 2499097), (683, 29272), (1366, 14636), (2732, 7318), (3659, 5464)]