38757888

素因数分解:

$2^9\times 3^2\times {\mathrm{13}}^1\times {\mathrm{647}}^1$

素因数の和:684

約数の個数: 120

約数和(自身を含む): 120648528

約数和(自身を除く): 81890640

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 32, 36, 39, 48, 52, 64, 72, 78, 96, 104, 117, 128, 144, 156, 192, 208, 234, 256, 288, 312, 384, 416, 468, 512, 576, 624, 647, 768, 832, 936, 1152, 1248, 1294, 1536, 1664, 1872, 1941, 2304, 2496, 2588, 3328, 3744, 3882, 4608, 4992, 5176, 5823, 6656, 7488, 7764, 8411, 9984, 10352, 11646, 14976, 15528, 16822, 19968, 20704, 23292, 25233, 29952, 31056, 33644, 41408, 46584, 50466, 59904, 62112, 67288, 75699, 82816, 93168, 100932, 124224, 134576, 151398, 165632, 186336, 201864, 248448, 269152, 302796, 331264, 372672, 403728, 496896, 538304, 605592, 745344, 807456, 993792, 1076608, 1211184, 1490688, 1614912, 2153216, 2422368, 2981376, 3229824, 4306432, 4844736, 6459648, 9689472, 12919296, 19378944, 38757888]

約数ペア:

[(1, 38757888), (2, 19378944), (3, 12919296), (4, 9689472), (6, 6459648), (8, 4844736), (9, 4306432), (12, 3229824), (13, 2981376), (16, 2422368), (18, 2153216), (24, 1614912), (26, 1490688), (32, 1211184), (36, 1076608), (39, 993792), (48, 807456), (52, 745344), (64, 605592), (72, 538304), (78, 496896), (96, 403728), (104, 372672), (117, 331264), (128, 302796), (144, 269152), (156, 248448), (192, 201864), (208, 186336), (234, 165632), (256, 151398), (288, 134576), (312, 124224), (384, 100932), (416, 93168), (468, 82816), (512, 75699), (576, 67288), (624, 62112), (647, 59904), (768, 50466), (832, 46584), (936, 41408), (1152, 33644), (1248, 31056), (1294, 29952), (1536, 25233), (1664, 23292), (1872, 20704), (1941, 19968), (2304, 16822), (2496, 15528), (2588, 14976), (3328, 11646), (3744, 10352), (3882, 9984), (4608, 8411), (4992, 7764), (5176, 7488), (5823, 6656)]