18747648

素因数分解:

$2^8\times 3^2\times {\mathrm{79}}^1\times {\mathrm{103}}^1$

素因数の和:204

約数の個数: 108

約数和(自身を含む): 55269760

約数和(自身を除く): 36522112

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 64, 72, 79, 96, 103, 128, 144, 158, 192, 206, 237, 256, 288, 309, 316, 384, 412, 474, 576, 618, 632, 711, 768, 824, 927, 948, 1152, 1236, 1264, 1422, 1648, 1854, 1896, 2304, 2472, 2528, 2844, 3296, 3708, 3792, 4944, 5056, 5688, 6592, 7416, 7584, 8137, 9888, 10112, 11376, 13184, 14832, 15168, 16274, 19776, 20224, 22752, 24411, 26368, 29664, 30336, 32548, 39552, 45504, 48822, 59328, 60672, 65096, 73233, 79104, 91008, 97644, 118656, 130192, 146466, 182016, 195288, 237312, 260384, 292932, 390576, 520768, 585864, 781152, 1041536, 1171728, 1562304, 2083072, 2343456, 3124608, 4686912, 6249216, 9373824, 18747648]

約数ペア:

[(1, 18747648), (2, 9373824), (3, 6249216), (4, 4686912), (6, 3124608), (8, 2343456), (9, 2083072), (12, 1562304), (16, 1171728), (18, 1041536), (24, 781152), (32, 585864), (36, 520768), (48, 390576), (64, 292932), (72, 260384), (79, 237312), (96, 195288), (103, 182016), (128, 146466), (144, 130192), (158, 118656), (192, 97644), (206, 91008), (237, 79104), (256, 73233), (288, 65096), (309, 60672), (316, 59328), (384, 48822), (412, 45504), (474, 39552), (576, 32548), (618, 30336), (632, 29664), (711, 26368), (768, 24411), (824, 22752), (927, 20224), (948, 19776), (1152, 16274), (1236, 15168), (1264, 14832), (1422, 13184), (1648, 11376), (1854, 10112), (1896, 9888), (2304, 8137), (2472, 7584), (2528, 7416), (2844, 6592), (3296, 5688), (3708, 5056), (3792, 4944)]