16938896

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{71}}^1$

素因数の和:160

約数の個数: 80

約数和(自身を含む): 37997568

約数和(自身を除く): 21058672

約数列:

[1, 2, 4, 8, 13, 16, 26, 31, 37, 52, 62, 71, 74, 104, 124, 142, 148, 208, 248, 284, 296, 403, 481, 496, 568, 592, 806, 923, 962, 1136, 1147, 1612, 1846, 1924, 2201, 2294, 2627, 3224, 3692, 3848, 4402, 4588, 5254, 6448, 7384, 7696, 8804, 9176, 10508, 14768, 14911, 17608, 18352, 21016, 28613, 29822, 34151, 35216, 42032, 57226, 59644, 68302, 81437, 114452, 119288, 136604, 162874, 228904, 238576, 273208, 325748, 457808, 546416, 651496, 1058681, 1302992, 2117362, 4234724, 8469448, 16938896]

約数ペア:

[(1, 16938896), (2, 8469448), (4, 4234724), (8, 2117362), (13, 1302992), (16, 1058681), (26, 651496), (31, 546416), (37, 457808), (52, 325748), (62, 273208), (71, 238576), (74, 228904), (104, 162874), (124, 136604), (142, 119288), (148, 114452), (208, 81437), (248, 68302), (284, 59644), (296, 57226), (403, 42032), (481, 35216), (496, 34151), (568, 29822), (592, 28613), (806, 21016), (923, 18352), (962, 17608), (1136, 14911), (1147, 14768), (1612, 10508), (1846, 9176), (1924, 8804), (2201, 7696), (2294, 7384), (2627, 6448), (3224, 5254), (3692, 4588), (3848, 4402)]