18464768

素因数分解:

$2^{14}\times 7^2\times {\mathrm{23}}^1$

素因数の和:65

約数の個数: 90

約数和(自身を含む): 44825256

約数和(自身を除く): 26360488

約数列:

[1, 2, 4, 7, 8, 14, 16, 23, 28, 32, 46, 49, 56, 64, 92, 98, 112, 128, 161, 184, 196, 224, 256, 322, 368, 392, 448, 512, 644, 736, 784, 896, 1024, 1127, 1288, 1472, 1568, 1792, 2048, 2254, 2576, 2944, 3136, 3584, 4096, 4508, 5152, 5888, 6272, 7168, 8192, 9016, 10304, 11776, 12544, 14336, 16384, 18032, 20608, 23552, 25088, 28672, 36064, 41216, 47104, 50176, 57344, 72128, 82432, 94208, 100352, 114688, 144256, 164864, 188416, 200704, 288512, 329728, 376832, 401408, 577024, 659456, 802816, 1154048, 1318912, 2308096, 2637824, 4616192, 9232384, 18464768]

約数ペア:

[(1, 18464768), (2, 9232384), (4, 4616192), (7, 2637824), (8, 2308096), (14, 1318912), (16, 1154048), (23, 802816), (28, 659456), (32, 577024), (46, 401408), (49, 376832), (56, 329728), (64, 288512), (92, 200704), (98, 188416), (112, 164864), (128, 144256), (161, 114688), (184, 100352), (196, 94208), (224, 82432), (256, 72128), (322, 57344), (368, 50176), (392, 47104), (448, 41216), (512, 36064), (644, 28672), (736, 25088), (784, 23552), (896, 20608), (1024, 18032), (1127, 16384), (1288, 14336), (1472, 12544), (1568, 11776), (1792, 10304), (2048, 9016), (2254, 8192), (2576, 7168), (2944, 6272), (3136, 5888), (3584, 5152), (4096, 4508)]