20054633872

素因数分解:

$2^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{419}}^1\times {\mathrm{463}}^1$

素因数の和:981

約数の個数: 160

約数和(自身を含む): 48716881920

約数和(自身を除く): 28662248048

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 52, 56, 71, 91, 104, 112, 142, 182, 208, 284, 364, 419, 463, 497, 568, 728, 838, 923, 926, 994, 1136, 1456, 1676, 1846, 1852, 1988, 2933, 3241, 3352, 3692, 3704, 3976, 5447, 5866, 6019, 6461, 6482, 6704, 7384, 7408, 7952, 10894, 11732, 12038, 12922, 12964, 14768, 21788, 23464, 24076, 25844, 25928, 29749, 32873, 38129, 42133, 43576, 46928, 48152, 51688, 51856, 59498, 65746, 76258, 84266, 87152, 96304, 103376, 118996, 131492, 152516, 168532, 193997, 208243, 230111, 237992, 262984, 305032, 337064, 386737, 387994, 416486, 427349, 460222, 475984, 525968, 610064, 674128, 773474, 775988, 832972, 854698, 920444, 1357979, 1546948, 1551976, 1665944, 1709396, 1840888, 2521961, 2707159, 2715958, 2991443, 3093896, 3103952, 3331888, 3418792, 3681776, 5043922, 5414318, 5431916, 5982886, 6187792, 6837584, 10087844, 10828636, 10863832, 11965772, 13773787, 17653727, 20175688, 21657272, 21727664, 23931544, 27547574, 35307454, 40351376, 43314544, 47863088, 55095148, 70614908, 96416509, 110190296, 141229816, 179059231, 192833018, 220380592, 282459632, 358118462, 385666036, 716236924, 771332072, 1253414617, 1432473848, 1542664144, 2506829234, 2864947696, 5013658468, 10027316936, 20054633872]

約数ペア:

[(1, 20054633872), (2, 10027316936), (4, 5013658468), (7, 2864947696), (8, 2506829234), (13, 1542664144), (14, 1432473848), (16, 1253414617), (26, 771332072), (28, 716236924), (52, 385666036), (56, 358118462), (71, 282459632), (91, 220380592), (104, 192833018), (112, 179059231), (142, 141229816), (182, 110190296), (208, 96416509), (284, 70614908), (364, 55095148), (419, 47863088), (463, 43314544), (497, 40351376), (568, 35307454), (728, 27547574), (838, 23931544), (923, 21727664), (926, 21657272), (994, 20175688), (1136, 17653727), (1456, 13773787), (1676, 11965772), (1846, 10863832), (1852, 10828636), (1988, 10087844), (2933, 6837584), (3241, 6187792), (3352, 5982886), (3692, 5431916), (3704, 5414318), (3976, 5043922), (5447, 3681776), (5866, 3418792), (6019, 3331888), (6461, 3103952), (6482, 3093896), (6704, 2991443), (7384, 2715958), (7408, 2707159), (7952, 2521961), (10894, 1840888), (11732, 1709396), (12038, 1665944), (12922, 1551976), (12964, 1546948), (14768, 1357979), (21788, 920444), (23464, 854698), (24076, 832972), (25844, 775988), (25928, 773474), (29749, 674128), (32873, 610064), (38129, 525968), (42133, 475984), (43576, 460222), (46928, 427349), (48152, 416486), (51688, 387994), (51856, 386737), (59498, 337064), (65746, 305032), (76258, 262984), (84266, 237992), (87152, 230111), (96304, 208243), (103376, 193997), (118996, 168532), (131492, 152516)]