28263184

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{239}}^1\times {\mathrm{389}}^1$

素因数の和:655

約数の個数: 40

約数和(自身を含む): 58032000

約数和(自身を除く): 29768816

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 239, 304, 389, 478, 778, 956, 1556, 1912, 3112, 3824, 4541, 6224, 7391, 9082, 14782, 18164, 29564, 36328, 59128, 72656, 92971, 118256, 185942, 371884, 743768, 1487536, 1766449, 3532898, 7065796, 14131592, 28263184]

約数ペア:

[(1, 28263184), (2, 14131592), (4, 7065796), (8, 3532898), (16, 1766449), (19, 1487536), (38, 743768), (76, 371884), (152, 185942), (239, 118256), (304, 92971), (389, 72656), (478, 59128), (778, 36328), (956, 29564), (1556, 18164), (1912, 14782), (3112, 9082), (3824, 7391), (4541, 6224)]