20923065088

素因数分解:

$2^8\times {\mathrm{19}}^1\times {\mathrm{127}}^1\times {\mathrm{33871}}^1$

素因数の和:34033

約数の個数: 72

約数和(自身を含む): 44309995520

約数和(自身を除く): 23386930432

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 64, 76, 127, 128, 152, 254, 256, 304, 508, 608, 1016, 1216, 2032, 2413, 2432, 4064, 4826, 4864, 8128, 9652, 16256, 19304, 32512, 33871, 38608, 67742, 77216, 135484, 154432, 270968, 308864, 541936, 617728, 643549, 1083872, 1287098, 2167744, 2574196, 4301617, 4335488, 5148392, 8603234, 8670976, 10296784, 17206468, 20593568, 34412936, 41187136, 68825872, 81730723, 82374272, 137651744, 163461446, 164748544, 275303488, 326922892, 550606976, 653845784, 1101213952, 1307691568, 2615383136, 5230766272, 10461532544, 20923065088]

約数ペア:

[(1, 20923065088), (2, 10461532544), (4, 5230766272), (8, 2615383136), (16, 1307691568), (19, 1101213952), (32, 653845784), (38, 550606976), (64, 326922892), (76, 275303488), (127, 164748544), (128, 163461446), (152, 137651744), (254, 82374272), (256, 81730723), (304, 68825872), (508, 41187136), (608, 34412936), (1016, 20593568), (1216, 17206468), (2032, 10296784), (2413, 8670976), (2432, 8603234), (4064, 5148392), (4826, 4335488), (4864, 4301617), (8128, 2574196), (9652, 2167744), (16256, 1287098), (19304, 1083872), (32512, 643549), (33871, 617728), (38608, 541936), (67742, 308864), (77216, 270968), (135484, 154432)]