18731008

素因数分解:

$2^{12}\times {\mathrm{17}}^1\times {\mathrm{269}}^1$

素因数の和:310

約数の個数: 52

約数和(自身を含む): 39808260

約数和(自身を除く): 21077252

約数列:

[1, 2, 4, 8, 16, 17, 32, 34, 64, 68, 128, 136, 256, 269, 272, 512, 538, 544, 1024, 1076, 1088, 2048, 2152, 2176, 4096, 4304, 4352, 4573, 8608, 8704, 9146, 17216, 17408, 18292, 34432, 34816, 36584, 68864, 69632, 73168, 137728, 146336, 275456, 292672, 550912, 585344, 1101824, 1170688, 2341376, 4682752, 9365504, 18731008]

約数ペア:

[(1, 18731008), (2, 9365504), (4, 4682752), (8, 2341376), (16, 1170688), (17, 1101824), (32, 585344), (34, 550912), (64, 292672), (68, 275456), (128, 146336), (136, 137728), (256, 73168), (269, 69632), (272, 68864), (512, 36584), (538, 34816), (544, 34432), (1024, 18292), (1076, 17408), (1088, 17216), (2048, 9146), (2152, 8704), (2176, 8608), (4096, 4573), (4304, 4352)]