20736691822

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{409}}^1\times {\mathrm{4637}}^1$

素因数の和:5137

約数の個数: 64

約数和(自身を含む): 39431162880

約数和(自身を除く): 18694471058

約数列:

[1, 2, 7, 11, 14, 22, 71, 77, 142, 154, 409, 497, 781, 818, 994, 1562, 2863, 4499, 4637, 5467, 5726, 8998, 9274, 10934, 29039, 31493, 32459, 51007, 58078, 62986, 64918, 102014, 203273, 319429, 329227, 357049, 406546, 638858, 658454, 714098, 1896533, 2236003, 2304589, 3621497, 3793066, 4472006, 4609178, 7242994, 13275731, 20861863, 25350479, 26551462, 41723726, 50700958, 134653843, 146033041, 269307686, 292066082, 942576901, 1481192273, 1885153802, 2962384546, 10368345911, 20736691822]

約数ペア:

[(1, 20736691822), (2, 10368345911), (7, 2962384546), (11, 1885153802), (14, 1481192273), (22, 942576901), (71, 292066082), (77, 269307686), (142, 146033041), (154, 134653843), (409, 50700958), (497, 41723726), (781, 26551462), (818, 25350479), (994, 20861863), (1562, 13275731), (2863, 7242994), (4499, 4609178), (4637, 4472006), (5467, 3793066), (5726, 3621497), (8998, 2304589), (9274, 2236003), (10934, 1896533), (29039, 714098), (31493, 658454), (32459, 638858), (51007, 406546), (58078, 357049), (62986, 329227), (64918, 319429), (102014, 203273)]