20724702964

素因数分解:

$2^2\times 7^1\times {\mathrm{199}}^1\times {\mathrm{1063}}^1\times {\mathrm{3499}}^1$

素因数の和:4772

約数の個数: 48

約数和(自身を含む): 41708800000

約数和(自身を除く): 20984097036

約数列:

[1, 2, 4, 7, 14, 28, 199, 398, 796, 1063, 1393, 2126, 2786, 3499, 4252, 5572, 6998, 7441, 13996, 14882, 24493, 29764, 48986, 97972, 211537, 423074, 696301, 846148, 1392602, 1480759, 2785204, 2961518, 3719437, 4874107, 5923036, 7438874, 9748214, 14877748, 19496428, 26036059, 52072118, 104144236, 740167963, 1480335926, 2960671852, 5181175741, 10362351482, 20724702964]

約数ペア:

[(1, 20724702964), (2, 10362351482), (4, 5181175741), (7, 2960671852), (14, 1480335926), (28, 740167963), (199, 104144236), (398, 52072118), (796, 26036059), (1063, 19496428), (1393, 14877748), (2126, 9748214), (2786, 7438874), (3499, 5923036), (4252, 4874107), (5572, 3719437), (6998, 2961518), (7441, 2785204), (13996, 1480759), (14882, 1392602), (24493, 846148), (29764, 696301), (48986, 423074), (97972, 211537)]