20380896

素因数分解:

$2^5\times 3^5\times {\mathrm{2621}}^1$

素因数の和:2646

約数の個数: 72

約数和(自身を含む): 60127704

約数和(自身を除く): 39746808

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 32, 36, 48, 54, 72, 81, 96, 108, 144, 162, 216, 243, 288, 324, 432, 486, 648, 864, 972, 1296, 1944, 2592, 2621, 3888, 5242, 7776, 7863, 10484, 15726, 20968, 23589, 31452, 41936, 47178, 62904, 70767, 83872, 94356, 125808, 141534, 188712, 212301, 251616, 283068, 377424, 424602, 566136, 636903, 754848, 849204, 1132272, 1273806, 1698408, 2264544, 2547612, 3396816, 5095224, 6793632, 10190448, 20380896]

約数ペア:

[(1, 20380896), (2, 10190448), (3, 6793632), (4, 5095224), (6, 3396816), (8, 2547612), (9, 2264544), (12, 1698408), (16, 1273806), (18, 1132272), (24, 849204), (27, 754848), (32, 636903), (36, 566136), (48, 424602), (54, 377424), (72, 283068), (81, 251616), (96, 212301), (108, 188712), (144, 141534), (162, 125808), (216, 94356), (243, 83872), (288, 70767), (324, 62904), (432, 47178), (486, 41936), (648, 31452), (864, 23589), (972, 20968), (1296, 15726), (1944, 10484), (2592, 7863), (2621, 7776), (3888, 5242)]