20174449888

素因数分解:

$2^5\times {\mathrm{19}}^1\times {\mathrm{2659}}^1\times {\mathrm{12479}}^1$

素因数の和:15167

約数の個数: 48

約数和(自身を含む): 41827968000

約数和(自身を除く): 21653518112

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 76, 152, 304, 608, 2659, 5318, 10636, 12479, 21272, 24958, 42544, 49916, 50521, 85088, 99832, 101042, 199664, 202084, 237101, 399328, 404168, 474202, 808336, 948404, 1616672, 1896808, 3793616, 7587232, 33181661, 66363322, 132726644, 265453288, 530906576, 630451559, 1061813152, 1260903118, 2521806236, 5043612472, 10087224944, 20174449888]

約数ペア:

[(1, 20174449888), (2, 10087224944), (4, 5043612472), (8, 2521806236), (16, 1260903118), (19, 1061813152), (32, 630451559), (38, 530906576), (76, 265453288), (152, 132726644), (304, 66363322), (608, 33181661), (2659, 7587232), (5318, 3793616), (10636, 1896808), (12479, 1616672), (21272, 948404), (24958, 808336), (42544, 474202), (49916, 404168), (50521, 399328), (85088, 237101), (99832, 202084), (101042, 199664)]