20099754724

素因数分解:

$2^2\times 7^3\times {\mathrm{491}}^1\times {\mathrm{29837}}^1$

素因数の和:30353

約数の個数: 48

約数和(自身を含む): 41104828800

約数和(自身を除く): 21005074076

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 196, 343, 491, 686, 982, 1372, 1964, 3437, 6874, 13748, 24059, 29837, 48118, 59674, 96236, 119348, 168413, 208859, 336826, 417718, 673652, 835436, 1462013, 2924026, 5848052, 10234091, 14649967, 20468182, 29299934, 40936364, 58599868, 102549769, 205099538, 410199076, 717848383, 1435696766, 2871393532, 5024938681, 10049877362, 20099754724]

約数ペア:

[(1, 20099754724), (2, 10049877362), (4, 5024938681), (7, 2871393532), (14, 1435696766), (28, 717848383), (49, 410199076), (98, 205099538), (196, 102549769), (343, 58599868), (491, 40936364), (686, 29299934), (982, 20468182), (1372, 14649967), (1964, 10234091), (3437, 5848052), (6874, 2924026), (13748, 1462013), (24059, 835436), (29837, 673652), (48118, 417718), (59674, 336826), (96236, 208859), (119348, 168413)]