38906528

素因数分解:

$2^5\times {\mathrm{19}}^1\times {\mathrm{89}}^1\times {\mathrm{719}}^1$

素因数の和:837

約数の個数: 48

約数和(自身を含む): 81648000

約数和(自身を除く): 42741472

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 76, 89, 152, 178, 304, 356, 608, 712, 719, 1424, 1438, 1691, 2848, 2876, 3382, 5752, 6764, 11504, 13528, 13661, 23008, 27056, 27322, 54112, 54644, 63991, 109288, 127982, 218576, 255964, 437152, 511928, 1023856, 1215829, 2047712, 2431658, 4863316, 9726632, 19453264, 38906528]

約数ペア:

[(1, 38906528), (2, 19453264), (4, 9726632), (8, 4863316), (16, 2431658), (19, 2047712), (32, 1215829), (38, 1023856), (76, 511928), (89, 437152), (152, 255964), (178, 218576), (304, 127982), (356, 109288), (608, 63991), (712, 54644), (719, 54112), (1424, 27322), (1438, 27056), (1691, 23008), (2848, 13661), (2876, 13528), (3382, 11504), (5752, 6764)]