17993728

素因数分解:

$2^{12}\times {\mathrm{23}}^1\times {\mathrm{191}}^1$

素因数の和:238

約数の個数: 52

約数和(自身を含む): 37744128

約数和(自身を除く): 19750400

約数列:

[1, 2, 4, 8, 16, 23, 32, 46, 64, 92, 128, 184, 191, 256, 368, 382, 512, 736, 764, 1024, 1472, 1528, 2048, 2944, 3056, 4096, 4393, 5888, 6112, 8786, 11776, 12224, 17572, 23552, 24448, 35144, 47104, 48896, 70288, 94208, 97792, 140576, 195584, 281152, 391168, 562304, 782336, 1124608, 2249216, 4498432, 8996864, 17993728]

約数ペア:

[(1, 17993728), (2, 8996864), (4, 4498432), (8, 2249216), (16, 1124608), (23, 782336), (32, 562304), (46, 391168), (64, 281152), (92, 195584), (128, 140576), (184, 97792), (191, 94208), (256, 70288), (368, 48896), (382, 47104), (512, 35144), (736, 24448), (764, 23552), (1024, 17572), (1472, 12224), (1528, 11776), (2048, 8786), (2944, 6112), (3056, 5888), (4096, 4393)]