20233746

素因数分解:

$2^1\times 3^3\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{41}}^1$

素因数の和:121

約数の個数: 128

約数和(自身を含む): 53625600

約数和(自身を除く): 33391854

約数列:

[1, 2, 3, 6, 9, 13, 18, 19, 26, 27, 37, 38, 39, 41, 54, 57, 74, 78, 82, 111, 114, 117, 123, 171, 222, 234, 246, 247, 333, 342, 351, 369, 481, 494, 513, 533, 666, 702, 703, 738, 741, 779, 962, 999, 1026, 1066, 1107, 1406, 1443, 1482, 1517, 1558, 1599, 1998, 2109, 2214, 2223, 2337, 2886, 3034, 3198, 4218, 4329, 4446, 4551, 4674, 4797, 6327, 6669, 7011, 8658, 9102, 9139, 9594, 10127, 12654, 12987, 13338, 13653, 14022, 14391, 18278, 18981, 19721, 20254, 21033, 25974, 27306, 27417, 28782, 28823, 30381, 37962, 39442, 40959, 42066, 54834, 57646, 59163, 60762, 81918, 82251, 86469, 91143, 118326, 164502, 172938, 177489, 182286, 246753, 259407, 273429, 354978, 374699, 493506, 518814, 532467, 546858, 749398, 778221, 1064934, 1124097, 1556442, 2248194, 3372291, 6744582, 10116873, 20233746]

約数ペア:

[(1, 20233746), (2, 10116873), (3, 6744582), (6, 3372291), (9, 2248194), (13, 1556442), (18, 1124097), (19, 1064934), (26, 778221), (27, 749398), (37, 546858), (38, 532467), (39, 518814), (41, 493506), (54, 374699), (57, 354978), (74, 273429), (78, 259407), (82, 246753), (111, 182286), (114, 177489), (117, 172938), (123, 164502), (171, 118326), (222, 91143), (234, 86469), (246, 82251), (247, 81918), (333, 60762), (342, 59163), (351, 57646), (369, 54834), (481, 42066), (494, 40959), (513, 39442), (533, 37962), (666, 30381), (702, 28823), (703, 28782), (738, 27417), (741, 27306), (779, 25974), (962, 21033), (999, 20254), (1026, 19721), (1066, 18981), (1107, 18278), (1406, 14391), (1443, 14022), (1482, 13653), (1517, 13338), (1558, 12987), (1599, 12654), (1998, 10127), (2109, 9594), (2214, 9139), (2223, 9102), (2337, 8658), (2886, 7011), (3034, 6669), (3198, 6327), (4218, 4797), (4329, 4674), (4446, 4551)]