18779113908

素因数分解:

$2^2\times 3^2\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{401}}^1\times {\mathrm{1447}}^1$

素因数の和:1918

約数の個数: 144

約数和(自身を含む): 50851906560

約数和(自身を除く): 32072792652

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 29, 31, 36, 58, 62, 87, 93, 116, 124, 174, 186, 261, 279, 348, 372, 401, 522, 558, 802, 899, 1044, 1116, 1203, 1447, 1604, 1798, 2406, 2697, 2894, 3596, 3609, 4341, 4812, 5394, 5788, 7218, 8091, 8682, 10788, 11629, 12431, 13023, 14436, 16182, 17364, 23258, 24862, 26046, 32364, 34887, 37293, 41963, 44857, 46516, 49724, 52092, 69774, 74586, 83926, 89714, 104661, 111879, 125889, 134571, 139548, 149172, 167852, 179428, 209322, 223758, 251778, 269142, 360499, 377667, 403713, 418644, 447516, 503556, 538284, 580247, 720998, 755334, 807426, 1081497, 1160494, 1300853, 1441996, 1510668, 1614852, 1740741, 2162994, 2320988, 2601706, 3244491, 3481482, 3902559, 4325988, 5203412, 5222223, 6488982, 6962964, 7805118, 10444446, 11707677, 12977964, 15610236, 16827163, 17987657, 20888892, 23415354, 33654326, 35975314, 46830708, 50481489, 53962971, 67308652, 71950628, 100962978, 107925942, 151444467, 161888913, 201925956, 215851884, 302888934, 323777826, 521642053, 605777868, 647555652, 1043284106, 1564926159, 2086568212, 3129852318, 4694778477, 6259704636, 9389556954, 18779113908]

約数ペア:

[(1, 18779113908), (2, 9389556954), (3, 6259704636), (4, 4694778477), (6, 3129852318), (9, 2086568212), (12, 1564926159), (18, 1043284106), (29, 647555652), (31, 605777868), (36, 521642053), (58, 323777826), (62, 302888934), (87, 215851884), (93, 201925956), (116, 161888913), (124, 151444467), (174, 107925942), (186, 100962978), (261, 71950628), (279, 67308652), (348, 53962971), (372, 50481489), (401, 46830708), (522, 35975314), (558, 33654326), (802, 23415354), (899, 20888892), (1044, 17987657), (1116, 16827163), (1203, 15610236), (1447, 12977964), (1604, 11707677), (1798, 10444446), (2406, 7805118), (2697, 6962964), (2894, 6488982), (3596, 5222223), (3609, 5203412), (4341, 4325988), (4812, 3902559), (5394, 3481482), (5788, 3244491), (7218, 2601706), (8091, 2320988), (8682, 2162994), (10788, 1740741), (11629, 1614852), (12431, 1510668), (13023, 1441996), (14436, 1300853), (16182, 1160494), (17364, 1081497), (23258, 807426), (24862, 755334), (26046, 720998), (32364, 580247), (34887, 538284), (37293, 503556), (41963, 447516), (44857, 418644), (46516, 403713), (49724, 377667), (52092, 360499), (69774, 269142), (74586, 251778), (83926, 223758), (89714, 209322), (104661, 179428), (111879, 167852), (125889, 149172), (134571, 139548)]