20179796

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{55439}}^1$

素因数の和:55463

約数の個数: 24

約数和(自身を含む): 43464960

約数和(自身を除く): 23285164

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 52, 91, 182, 364, 55439, 110878, 221756, 388073, 720707, 776146, 1441414, 1552292, 2882828, 5044949, 10089898, 20179796]

約数ペア:

[(1, 20179796), (2, 10089898), (4, 5044949), (7, 2882828), (13, 1552292), (14, 1441414), (26, 776146), (28, 720707), (52, 388073), (91, 221756), (182, 110878), (364, 55439)]