20818752

素因数分解:

$2^6\times 3^1\times {\mathrm{29}}^1\times {\mathrm{3739}}^1$

素因数の和:3783

約数の個数: 56

約数和(自身を含む): 56997600

約数和(自身を除く): 36178848

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 29, 32, 48, 58, 64, 87, 96, 116, 174, 192, 232, 348, 464, 696, 928, 1392, 1856, 2784, 3739, 5568, 7478, 11217, 14956, 22434, 29912, 44868, 59824, 89736, 108431, 119648, 179472, 216862, 239296, 325293, 358944, 433724, 650586, 717888, 867448, 1301172, 1734896, 2602344, 3469792, 5204688, 6939584, 10409376, 20818752]

約数ペア:

[(1, 20818752), (2, 10409376), (3, 6939584), (4, 5204688), (6, 3469792), (8, 2602344), (12, 1734896), (16, 1301172), (24, 867448), (29, 717888), (32, 650586), (48, 433724), (58, 358944), (64, 325293), (87, 239296), (96, 216862), (116, 179472), (174, 119648), (192, 108431), (232, 89736), (348, 59824), (464, 44868), (696, 29912), (928, 22434), (1392, 14956), (1856, 11217), (2784, 7478), (3739, 5568)]