20544608

素因数分解:

$2^5\times 7^1\times {\mathrm{41}}^1\times {\mathrm{2237}}^1$

素因数の和:2295

約数の個数: 48

約数和(自身を含む): 47373984

約数和(自身を除く): 26829376

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 41, 56, 82, 112, 164, 224, 287, 328, 574, 656, 1148, 1312, 2237, 2296, 4474, 4592, 8948, 9184, 15659, 17896, 31318, 35792, 62636, 71584, 91717, 125272, 183434, 250544, 366868, 501088, 642019, 733736, 1284038, 1467472, 2568076, 2934944, 5136152, 10272304, 20544608]

約数ペア:

[(1, 20544608), (2, 10272304), (4, 5136152), (7, 2934944), (8, 2568076), (14, 1467472), (16, 1284038), (28, 733736), (32, 642019), (41, 501088), (56, 366868), (82, 250544), (112, 183434), (164, 125272), (224, 91717), (287, 71584), (328, 62636), (574, 35792), (656, 31318), (1148, 17896), (1312, 15659), (2237, 9184), (2296, 8948), (4474, 4592)]