20298516

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{167}}^1\times {\mathrm{1447}}^1$

素因数の和:1628

約数の個数: 48

約数和(自身を含む): 54491136

約数和(自身を除く): 34192620

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 167, 334, 501, 668, 1002, 1169, 1447, 2004, 2338, 2894, 3507, 4341, 4676, 5788, 7014, 8682, 10129, 14028, 17364, 20258, 30387, 40516, 60774, 121548, 241649, 483298, 724947, 966596, 1449894, 1691543, 2899788, 3383086, 5074629, 6766172, 10149258, 20298516]

約数ペア:

[(1, 20298516), (2, 10149258), (3, 6766172), (4, 5074629), (6, 3383086), (7, 2899788), (12, 1691543), (14, 1449894), (21, 966596), (28, 724947), (42, 483298), (84, 241649), (167, 121548), (334, 60774), (501, 40516), (668, 30387), (1002, 20258), (1169, 17364), (1447, 14028), (2004, 10129), (2338, 8682), (2894, 7014), (3507, 5788), (4341, 4676)]