20237871364

素因数分解:

$2^2\times {\mathrm{101}}^1\times {\mathrm{103}}^1\times {\mathrm{181}}^1\times {\mathrm{2687}}^1$

素因数の和:3076

約数の個数: 48

約数和(自身を含む): 36327223296

約数和(自身を除く): 16089351932

約数列:

[1, 2, 4, 101, 103, 181, 202, 206, 362, 404, 412, 724, 2687, 5374, 10403, 10748, 18281, 18643, 20806, 36562, 37286, 41612, 73124, 74572, 271387, 276761, 486347, 542774, 553522, 972694, 1085548, 1107044, 1882943, 1945388, 3765886, 7531772, 27952861, 49121047, 50093741, 55905722, 98242094, 100187482, 111811444, 196484188, 200374964, 5059467841, 10118935682, 20237871364]

約数ペア:

[(1, 20237871364), (2, 10118935682), (4, 5059467841), (101, 200374964), (103, 196484188), (181, 111811444), (202, 100187482), (206, 98242094), (362, 55905722), (404, 50093741), (412, 49121047), (724, 27952861), (2687, 7531772), (5374, 3765886), (10403, 1945388), (10748, 1882943), (18281, 1107044), (18643, 1085548), (20806, 972694), (36562, 553522), (37286, 542774), (41612, 486347), (73124, 276761), (74572, 271387)]