20139605416

素因数分解:

$2^3\times 7^1\times {\mathrm{1249}}^1\times {\mathrm{287939}}^1$

素因数の和:289201

約数の個数: 32

約数和(自身を含む): 43191000000

約数和(自身を除く): 23051394584

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 1249, 2498, 4996, 8743, 9992, 17486, 34972, 69944, 287939, 575878, 1151756, 2015573, 2303512, 4031146, 8062292, 16124584, 359635811, 719271622, 1438543244, 2517450677, 2877086488, 5034901354, 10069802708, 20139605416]

約数ペア:

[(1, 20139605416), (2, 10069802708), (4, 5034901354), (7, 2877086488), (8, 2517450677), (14, 1438543244), (28, 719271622), (56, 359635811), (1249, 16124584), (2498, 8062292), (4996, 4031146), (8743, 2303512), (9992, 2015573), (17486, 1151756), (34972, 575878), (69944, 287939)]