1987800854

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{113}}^1\times {\mathrm{39799}}^1$

素因数の和:39944

約数の個数: 32

約数和(自身を含む): 3430123200

約数和(自身を除く): 1442322346

約数列:

[1, 2, 13, 17, 26, 34, 113, 221, 226, 442, 1469, 1921, 2938, 3842, 24973, 39799, 49946, 79598, 517387, 676583, 1034774, 1353166, 4497287, 8795579, 8994574, 17591158, 58464731, 76453879, 116929462, 152907758, 993900427, 1987800854]

約数ペア:

[(1, 1987800854), (2, 993900427), (13, 152907758), (17, 116929462), (26, 76453879), (34, 58464731), (113, 17591158), (221, 8994574), (226, 8795579), (442, 4497287), (1469, 1353166), (1921, 1034774), (2938, 676583), (3842, 517387), (24973, 79598), (39799, 49946)]