28018016

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{1433}}^1$

素因数の和:1503

約数の個数: 48

約数和(自身を含む): 60709824

約数和(自身を除く): 32691808

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 47, 52, 94, 104, 188, 208, 376, 416, 611, 752, 1222, 1433, 1504, 2444, 2866, 4888, 5732, 9776, 11464, 18629, 19552, 22928, 37258, 45856, 67351, 74516, 134702, 149032, 269404, 298064, 538808, 596128, 875563, 1077616, 1751126, 2155232, 3502252, 7004504, 14009008, 28018016]

約数ペア:

[(1, 28018016), (2, 14009008), (4, 7004504), (8, 3502252), (13, 2155232), (16, 1751126), (26, 1077616), (32, 875563), (47, 596128), (52, 538808), (94, 298064), (104, 269404), (188, 149032), (208, 134702), (376, 74516), (416, 67351), (611, 45856), (752, 37258), (1222, 22928), (1433, 19552), (1504, 18629), (2444, 11464), (2866, 9776), (4888, 5732)]