20099270

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{137}}^1\times {\mathrm{863}}^1$

素因数の和:1024

約数の個数: 32

約数和(自身を含む): 38631168

約数和(自身を除く): 18531898

約数列:

[1, 2, 5, 10, 17, 34, 85, 137, 170, 274, 685, 863, 1370, 1726, 2329, 4315, 4658, 8630, 11645, 14671, 23290, 29342, 73355, 118231, 146710, 236462, 591155, 1182310, 2009927, 4019854, 10049635, 20099270]

約数ペア:

[(1, 20099270), (2, 10049635), (5, 4019854), (10, 2009927), (17, 1182310), (34, 591155), (85, 236462), (137, 146710), (170, 118231), (274, 73355), (685, 29342), (863, 23290), (1370, 14671), (1726, 11645), (2329, 8630), (4315, 4658)]