39142736

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{331}}^1\times {\mathrm{389}}^1$

素因数の和:747

約数の個数: 40

約数和(自身を含む): 80277600

約数和(自身を除く): 41134864

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 331, 389, 662, 778, 1324, 1556, 2648, 3112, 5296, 6224, 6289, 7391, 12578, 14782, 25156, 29564, 50312, 59128, 100624, 118256, 128759, 257518, 515036, 1030072, 2060144, 2446421, 4892842, 9785684, 19571368, 39142736]

約数ペア:

[(1, 39142736), (2, 19571368), (4, 9785684), (8, 4892842), (16, 2446421), (19, 2060144), (38, 1030072), (76, 515036), (152, 257518), (304, 128759), (331, 118256), (389, 100624), (662, 59128), (778, 50312), (1324, 29564), (1556, 25156), (2648, 14782), (3112, 12578), (5296, 7391), (6224, 6289)]