20888936728527

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{73}}^1\times {\mathrm{157}}^1\times {\mathrm{269}}^1\times {\mathrm{18979}}^1$

素因数の和:19505

約数の個数: 128

約数和(自身を含む): 34512090163200

約数和(自身を除く): 13623153434673

約数列:

[1, 3, 7, 17, 21, 51, 73, 119, 157, 219, 269, 357, 471, 511, 807, 1099, 1241, 1533, 1883, 2669, 3297, 3723, 4573, 5649, 8007, 8687, 11461, 13719, 18683, 18979, 19637, 26061, 32011, 34383, 42233, 56049, 56937, 58911, 80227, 96033, 126699, 132853, 137459, 194837, 240681, 295631, 322643, 333829, 398559, 412377, 584511, 717961, 886893, 967929, 1001487, 1363859, 1385467, 2153883, 2258501, 2336803, 2979703, 3083009, 4091577, 4156401, 5025727, 5105351, 6775503, 7010409, 8939109, 9249027, 9698269, 15077181, 15316053, 20857921, 21581063, 23552939, 29094807, 35737457, 50654951, 52411153, 62573763, 64743189, 70658817, 86790967, 107212371, 151964853, 157233459, 164870573, 217518319, 260372901, 354584657, 366878071, 372690623, 494611719, 607536769, 652554957, 801540107, 1063753971, 1100634213, 1118071869, 1522628233, 1822610307, 2404620321, 2608834361, 3697811423, 4567884699, 5610780749, 6335740591, 7826503083, 11093434269, 13626181819, 16832342247, 19007221773, 25884679961, 40878545457, 44350184137, 58512427811, 77654039883, 95383272733, 133050552411, 175537283433, 286149818199, 409586994677, 994711272787, 1228760984031, 2984133818361, 6962978909509, 20888936728527]

約数ペア:

[(1, 20888936728527), (3, 6962978909509), (7, 2984133818361), (17, 1228760984031), (21, 994711272787), (51, 409586994677), (73, 286149818199), (119, 175537283433), (157, 133050552411), (219, 95383272733), (269, 77654039883), (357, 58512427811), (471, 44350184137), (511, 40878545457), (807, 25884679961), (1099, 19007221773), (1241, 16832342247), (1533, 13626181819), (1883, 11093434269), (2669, 7826503083), (3297, 6335740591), (3723, 5610780749), (4573, 4567884699), (5649, 3697811423), (8007, 2608834361), (8687, 2404620321), (11461, 1822610307), (13719, 1522628233), (18683, 1118071869), (18979, 1100634213), (19637, 1063753971), (26061, 801540107), (32011, 652554957), (34383, 607536769), (42233, 494611719), (56049, 372690623), (56937, 366878071), (58911, 354584657), (80227, 260372901), (96033, 217518319), (126699, 164870573), (132853, 157233459), (137459, 151964853), (194837, 107212371), (240681, 86790967), (295631, 70658817), (322643, 64743189), (333829, 62573763), (398559, 52411153), (412377, 50654951), (584511, 35737457), (717961, 29094807), (886893, 23552939), (967929, 21581063), (1001487, 20857921), (1363859, 15316053), (1385467, 15077181), (2153883, 9698269), (2258501, 9249027), (2336803, 8939109), (2979703, 7010409), (3083009, 6775503), (4091577, 5105351), (4156401, 5025727)]