19201504

素因数分解:

$2^5\times 7^1\times {\mathrm{23}}^1\times {\mathrm{3727}}^1$

素因数の和:3767

約数の個数: 48

約数和(自身を含む): 45093888

約数和(自身を除く): 25892384

約数列:

[1, 2, 4, 7, 8, 14, 16, 23, 28, 32, 46, 56, 92, 112, 161, 184, 224, 322, 368, 644, 736, 1288, 2576, 3727, 5152, 7454, 14908, 26089, 29816, 52178, 59632, 85721, 104356, 119264, 171442, 208712, 342884, 417424, 600047, 685768, 834848, 1200094, 1371536, 2400188, 2743072, 4800376, 9600752, 19201504]

約数ペア:

[(1, 19201504), (2, 9600752), (4, 4800376), (7, 2743072), (8, 2400188), (14, 1371536), (16, 1200094), (23, 834848), (28, 685768), (32, 600047), (46, 417424), (56, 342884), (92, 208712), (112, 171442), (161, 119264), (184, 104356), (224, 85721), (322, 59632), (368, 52178), (644, 29816), (736, 26089), (1288, 14908), (2576, 7454), (3727, 5152)]