19371344

素因数分解:

$2^4\times {\mathrm{181}}^1\times {\mathrm{6689}}^1$

素因数の和:6878

約数の個数: 20

約数和(自身を含む): 37744980

約数和(自身を除く): 18373636

約数列:

[1, 2, 4, 8, 16, 181, 362, 724, 1448, 2896, 6689, 13378, 26756, 53512, 107024, 1210709, 2421418, 4842836, 9685672, 19371344]

約数ペア:

[(1, 19371344), (2, 9685672), (4, 4842836), (8, 2421418), (16, 1210709), (181, 107024), (362, 53512), (724, 26756), (1448, 13378), (2896, 6689)]