20377021952

素因数分解:

$2^9\times 7^1\times {\mathrm{67}}^1\times {\mathrm{84859}}^1$

素因数の和:84951

約数の個数: 80

約数和(自身を含む): 47225608320

約数和(自身を除く): 26848586368

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 67, 112, 128, 134, 224, 256, 268, 448, 469, 512, 536, 896, 938, 1072, 1792, 1876, 2144, 3584, 3752, 4288, 7504, 8576, 15008, 17152, 30016, 34304, 60032, 84859, 120064, 169718, 240128, 339436, 594013, 678872, 1188026, 1357744, 2376052, 2715488, 4752104, 5430976, 5685553, 9504208, 10861952, 11371106, 19008416, 21723904, 22742212, 38016832, 39798871, 43447808, 45484424, 76033664, 79597742, 90968848, 152067328, 159195484, 181937696, 304134656, 318390968, 363875392, 636781936, 727750784, 1273563872, 1455501568, 2547127744, 2911003136, 5094255488, 10188510976, 20377021952]

約数ペア:

[(1, 20377021952), (2, 10188510976), (4, 5094255488), (7, 2911003136), (8, 2547127744), (14, 1455501568), (16, 1273563872), (28, 727750784), (32, 636781936), (56, 363875392), (64, 318390968), (67, 304134656), (112, 181937696), (128, 159195484), (134, 152067328), (224, 90968848), (256, 79597742), (268, 76033664), (448, 45484424), (469, 43447808), (512, 39798871), (536, 38016832), (896, 22742212), (938, 21723904), (1072, 19008416), (1792, 11371106), (1876, 10861952), (2144, 9504208), (3584, 5685553), (3752, 5430976), (4288, 4752104), (7504, 2715488), (8576, 2376052), (15008, 1357744), (17152, 1188026), (30016, 678872), (34304, 594013), (60032, 339436), (84859, 240128), (120064, 169718)]