18390528

素因数分解:

$2^9\times 3^2\times {\mathrm{13}}^1\times {\mathrm{307}}^1$

素因数の和:344

約数の個数: 120

約数和(自身を含む): 57345288

約数和(自身を除く): 38954760

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, 307, 312, 384, 416, 468, 512, 576, 614, 624, 768, 832, 921, 936, 1152, 1228, 1248, 1536, 1664, 1842, 1872, 2304, 2456, 2496, 2763, 3328, 3684, 3744, 3991, 4608, 4912, 4992, 5526, 6656, 7368, 7488, 7982, 9824, 9984, 11052, 11973, 14736, 14976, 15964, 19648, 19968, 22104, 23946, 29472, 29952, 31928, 35919, 39296, 44208, 47892, 58944, 59904, 63856, 71838, 78592, 88416, 95784, 117888, 127712, 143676, 157184, 176832, 191568, 235776, 255424, 287352, 353664, 383136, 471552, 510848, 574704, 707328, 766272, 1021696, 1149408, 1414656, 1532544, 2043392, 2298816, 3065088, 4597632, 6130176, 9195264, 18390528]

約数ペア:

[(1, 18390528), (2, 9195264), (3, 6130176), (4, 4597632), (6, 3065088), (8, 2298816), (9, 2043392), (12, 1532544), (13, 1414656), (16, 1149408), (18, 1021696), (24, 766272), (26, 707328), (32, 574704), (36, 510848), (39, 471552), (48, 383136), (52, 353664), (64, 287352), (72, 255424), (78, 235776), (96, 191568), (104, 176832), (117, 157184), (128, 143676), (144, 127712), (156, 117888), (192, 95784), (208, 88416), (234, 78592), (256, 71838), (288, 63856), (307, 59904), (312, 58944), (384, 47892), (416, 44208), (468, 39296), (512, 35919), (576, 31928), (614, 29952), (624, 29472), (768, 23946), (832, 22104), (921, 19968), (936, 19648), (1152, 15964), (1228, 14976), (1248, 14736), (1536, 11973), (1664, 11052), (1842, 9984), (1872, 9824), (2304, 7982), (2456, 7488), (2496, 7368), (2763, 6656), (3328, 5526), (3684, 4992), (3744, 4912), (3991, 4608)]