20236438894

素因数分解:

$2^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{3671}}^1\times {\mathrm{9157}}^1$

素因数の和:12880

約数の個数: 32

約数和(自身を含む): 35511353856

約数和(自身を除く): 15274914962

約数列:

[1, 2, 7, 14, 43, 86, 301, 602, 3671, 7342, 9157, 18314, 25697, 51394, 64099, 128198, 157853, 315706, 393751, 787502, 1104971, 2209942, 2756257, 5512514, 33615347, 67230694, 235307429, 470614858, 1445459921, 2890919842, 10118219447, 20236438894]

約数ペア:

[(1, 20236438894), (2, 10118219447), (7, 2890919842), (14, 1445459921), (43, 470614858), (86, 235307429), (301, 67230694), (602, 33615347), (3671, 5512514), (7342, 2756257), (9157, 2209942), (18314, 1104971), (25697, 787502), (51394, 393751), (64099, 315706), (128198, 157853)]