20676516

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{131}}^1\times {\mathrm{1879}}^1$

素因数の和:2024

約数の個数: 48

約数和(自身を含む): 55587840

約数和(自身を除く): 34911324

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 131, 262, 393, 524, 786, 917, 1572, 1834, 1879, 2751, 3668, 3758, 5502, 5637, 7516, 11004, 11274, 13153, 22548, 26306, 39459, 52612, 78918, 157836, 246149, 492298, 738447, 984596, 1476894, 1723043, 2953788, 3446086, 5169129, 6892172, 10338258, 20676516]

約数ペア:

[(1, 20676516), (2, 10338258), (3, 6892172), (4, 5169129), (6, 3446086), (7, 2953788), (12, 1723043), (14, 1476894), (21, 984596), (28, 738447), (42, 492298), (84, 246149), (131, 157836), (262, 78918), (393, 52612), (524, 39459), (786, 26306), (917, 22548), (1572, 13153), (1834, 11274), (1879, 11004), (2751, 7516), (3668, 5637), (3758, 5502)]