19018258440

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{97}}^1\times {\mathrm{37997}}^1$

素因数の和:38151

約数の個数: 128

約数和(自身を含む): 58985055360

約数和(自身を除く): 39966796920

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 43, 60, 86, 97, 120, 129, 172, 194, 215, 258, 291, 344, 388, 430, 485, 516, 582, 645, 776, 860, 970, 1032, 1164, 1290, 1455, 1720, 1940, 2328, 2580, 2910, 3880, 4171, 5160, 5820, 8342, 11640, 12513, 16684, 20855, 25026, 33368, 37997, 41710, 50052, 62565, 75994, 83420, 100104, 113991, 125130, 151988, 166840, 189985, 227982, 250260, 303976, 379970, 455964, 500520, 569955, 759940, 911928, 1139910, 1519880, 1633871, 2279820, 3267742, 3685709, 4559640, 4901613, 6535484, 7371418, 8169355, 9803226, 11057127, 13070968, 14742836, 16338710, 18428545, 19606452, 22114254, 24508065, 29485672, 32677420, 36857090, 39212904, 44228508, 49016130, 55285635, 65354840, 73714180, 88457016, 98032260, 110571270, 147428360, 158485487, 196064520, 221142540, 316970974, 442285080, 475456461, 633941948, 792427435, 950912922, 1267883896, 1584854870, 1901825844, 2377282305, 3169709740, 3803651688, 4754564610, 6339419480, 9509129220, 19018258440]

約数ペア:

[(1, 19018258440), (2, 9509129220), (3, 6339419480), (4, 4754564610), (5, 3803651688), (6, 3169709740), (8, 2377282305), (10, 1901825844), (12, 1584854870), (15, 1267883896), (20, 950912922), (24, 792427435), (30, 633941948), (40, 475456461), (43, 442285080), (60, 316970974), (86, 221142540), (97, 196064520), (120, 158485487), (129, 147428360), (172, 110571270), (194, 98032260), (215, 88457016), (258, 73714180), (291, 65354840), (344, 55285635), (388, 49016130), (430, 44228508), (485, 39212904), (516, 36857090), (582, 32677420), (645, 29485672), (776, 24508065), (860, 22114254), (970, 19606452), (1032, 18428545), (1164, 16338710), (1290, 14742836), (1455, 13070968), (1720, 11057127), (1940, 9803226), (2328, 8169355), (2580, 7371418), (2910, 6535484), (3880, 4901613), (4171, 4559640), (5160, 3685709), (5820, 3267742), (8342, 2279820), (11640, 1633871), (12513, 1519880), (16684, 1139910), (20855, 911928), (25026, 759940), (33368, 569955), (37997, 500520), (41710, 455964), (50052, 379970), (62565, 303976), (75994, 250260), (83420, 227982), (100104, 189985), (113991, 166840), (125130, 151988)]