31363072

素因数分解:

$2^{12}\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1$

素因数の和:87

約数の個数: 104

約数和(自身を含む): 73391360

約数和(自身を除く): 42028288

約数列:

[1, 2, 4, 8, 13, 16, 19, 26, 31, 32, 38, 52, 62, 64, 76, 104, 124, 128, 152, 208, 247, 248, 256, 304, 403, 416, 494, 496, 512, 589, 608, 806, 832, 988, 992, 1024, 1178, 1216, 1612, 1664, 1976, 1984, 2048, 2356, 2432, 3224, 3328, 3952, 3968, 4096, 4712, 4864, 6448, 6656, 7657, 7904, 7936, 9424, 9728, 12896, 13312, 15314, 15808, 15872, 18848, 19456, 25792, 26624, 30628, 31616, 31744, 37696, 38912, 51584, 53248, 61256, 63232, 63488, 75392, 77824, 103168, 122512, 126464, 126976, 150784, 206336, 245024, 252928, 301568, 412672, 490048, 505856, 603136, 825344, 980096, 1011712, 1206272, 1650688, 1960192, 2412544, 3920384, 7840768, 15681536, 31363072]

約数ペア:

[(1, 31363072), (2, 15681536), (4, 7840768), (8, 3920384), (13, 2412544), (16, 1960192), (19, 1650688), (26, 1206272), (31, 1011712), (32, 980096), (38, 825344), (52, 603136), (62, 505856), (64, 490048), (76, 412672), (104, 301568), (124, 252928), (128, 245024), (152, 206336), (208, 150784), (247, 126976), (248, 126464), (256, 122512), (304, 103168), (403, 77824), (416, 75392), (494, 63488), (496, 63232), (512, 61256), (589, 53248), (608, 51584), (806, 38912), (832, 37696), (988, 31744), (992, 31616), (1024, 30628), (1178, 26624), (1216, 25792), (1612, 19456), (1664, 18848), (1976, 15872), (1984, 15808), (2048, 15314), (2356, 13312), (2432, 12896), (3224, 9728), (3328, 9424), (3952, 7936), (3968, 7904), (4096, 7657), (4712, 6656), (4864, 6448)]