20409869942

素因数分解:

$2^1\times 7^3\times {\mathrm{11}}^1\times {\mathrm{773}}^1\times {\mathrm{3499}}^1$

素因数の和:4306

約数の個数: 64

約数和(自身を含む): 39009600000

約数和(自身を除く): 18599730058

約数列:

[1, 2, 7, 11, 14, 22, 49, 77, 98, 154, 343, 539, 686, 773, 1078, 1546, 3499, 3773, 5411, 6998, 7546, 8503, 10822, 17006, 24493, 37877, 38489, 48986, 59521, 75754, 76978, 119042, 171451, 265139, 269423, 342902, 416647, 530278, 538846, 833294, 1200157, 1885961, 2400314, 2704727, 2916529, 3771922, 5409454, 5833058, 13201727, 18933089, 26403454, 29751997, 37866178, 59503994, 132531623, 208263979, 265063246, 416527958, 927721361, 1457847853, 1855442722, 2915695706, 10204934971, 20409869942]

約数ペア:

[(1, 20409869942), (2, 10204934971), (7, 2915695706), (11, 1855442722), (14, 1457847853), (22, 927721361), (49, 416527958), (77, 265063246), (98, 208263979), (154, 132531623), (343, 59503994), (539, 37866178), (686, 29751997), (773, 26403454), (1078, 18933089), (1546, 13201727), (3499, 5833058), (3773, 5409454), (5411, 3771922), (6998, 2916529), (7546, 2704727), (8503, 2400314), (10822, 1885961), (17006, 1200157), (24493, 833294), (37877, 538846), (38489, 530278), (48986, 416647), (59521, 342902), (75754, 269423), (76978, 265139), (119042, 171451)]