7886545916

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{197}}^1\times {\mathrm{199}}^1\times {\mathrm{2647}}^1$

素因数の和:3066

約数の個数: 48

約数和(自身を含む): 14680512000

約数和(自身を除く): 6793966084

約数列:

[1, 2, 4, 19, 38, 76, 197, 199, 394, 398, 788, 796, 2647, 3743, 3781, 5294, 7486, 7562, 10588, 14972, 15124, 39203, 50293, 78406, 100586, 156812, 201172, 521459, 526753, 744857, 1042918, 1053506, 1489714, 2085836, 2107012, 2979428, 9907721, 10008307, 19815442, 20016614, 39630884, 40033228, 103770341, 207540682, 415081364, 1971636479, 3943272958, 7886545916]

約数ペア:

[(1, 7886545916), (2, 3943272958), (4, 1971636479), (19, 415081364), (38, 207540682), (76, 103770341), (197, 40033228), (199, 39630884), (394, 20016614), (398, 19815442), (788, 10008307), (796, 9907721), (2647, 2979428), (3743, 2107012), (3781, 2085836), (5294, 1489714), (7486, 1053506), (7562, 1042918), (10588, 744857), (14972, 526753), (15124, 521459), (39203, 201172), (50293, 156812), (78406, 100586)]