20802532744

素因数分解:

$2^3\times 7^1\times {\mathrm{191}}^1\times {\mathrm{509}}^1\times {\mathrm{3821}}^1$

素因数の和:4534

約数の個数: 64

約数和(自身を含む): 44910028800

約数和(自身を除く): 24107496056

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 191, 382, 509, 764, 1018, 1337, 1528, 2036, 2674, 3563, 3821, 4072, 5348, 7126, 7642, 10696, 14252, 15284, 26747, 28504, 30568, 53494, 97219, 106988, 194438, 213976, 388876, 680533, 729811, 777752, 1361066, 1459622, 1944889, 2722132, 2919244, 3889778, 5108677, 5444264, 5838488, 7779556, 10217354, 13614223, 15559112, 20434708, 27228446, 40869416, 54456892, 108913784, 371473799, 742947598, 1485895196, 2600316593, 2971790392, 5200633186, 10401266372, 20802532744]

約数ペア:

[(1, 20802532744), (2, 10401266372), (4, 5200633186), (7, 2971790392), (8, 2600316593), (14, 1485895196), (28, 742947598), (56, 371473799), (191, 108913784), (382, 54456892), (509, 40869416), (764, 27228446), (1018, 20434708), (1337, 15559112), (1528, 13614223), (2036, 10217354), (2674, 7779556), (3563, 5838488), (3821, 5444264), (4072, 5108677), (5348, 3889778), (7126, 2919244), (7642, 2722132), (10696, 1944889), (14252, 1459622), (15284, 1361066), (26747, 777752), (28504, 729811), (30568, 680533), (53494, 388876), (97219, 213976), (106988, 194438)]