38454556

素因数分解:

$2^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{41}}^2\times {\mathrm{43}}^1$

素因数の和:155

約数の個数: 72

約数和(自身を含む): 84909440

約数和(自身を除く): 46454884

約数列:

[1, 2, 4, 7, 14, 19, 28, 38, 41, 43, 76, 82, 86, 133, 164, 172, 266, 287, 301, 532, 574, 602, 779, 817, 1148, 1204, 1558, 1634, 1681, 1763, 3116, 3268, 3362, 3526, 5453, 5719, 6724, 7052, 10906, 11438, 11767, 12341, 21812, 22876, 23534, 24682, 31939, 33497, 47068, 49364, 63878, 66994, 72283, 127756, 133988, 144566, 223573, 234479, 289132, 447146, 468958, 505981, 894292, 937916, 1011962, 1373377, 2023924, 2746754, 5493508, 9613639, 19227278, 38454556]

約数ペア:

[(1, 38454556), (2, 19227278), (4, 9613639), (7, 5493508), (14, 2746754), (19, 2023924), (28, 1373377), (38, 1011962), (41, 937916), (43, 894292), (76, 505981), (82, 468958), (86, 447146), (133, 289132), (164, 234479), (172, 223573), (266, 144566), (287, 133988), (301, 127756), (532, 72283), (574, 66994), (602, 63878), (779, 49364), (817, 47068), (1148, 33497), (1204, 31939), (1558, 24682), (1634, 23534), (1681, 22876), (1763, 21812), (3116, 12341), (3268, 11767), (3362, 11438), (3526, 10906), (5453, 7052), (5719, 6724)]