19320688

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{38953}}^1$

素因数の和:38992

約数の個数: 20

約数和(自身を含む): 38642368

約数和(自身を除く): 19321680

約数列:

[1, 2, 4, 8, 16, 31, 62, 124, 248, 496, 38953, 77906, 155812, 311624, 623248, 1207543, 2415086, 4830172, 9660344, 19320688]

約数ペア:

[(1, 19320688), (2, 9660344), (4, 4830172), (8, 2415086), (16, 1207543), (31, 623248), (62, 311624), (124, 155812), (248, 77906), (496, 38953)]