20476428

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{5669}}^1$

素因数の和:5726

約数の個数: 48

約数和(自身を含む): 55883520

約数和(自身を除く): 35407092

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 43, 84, 86, 129, 172, 258, 301, 516, 602, 903, 1204, 1806, 3612, 5669, 11338, 17007, 22676, 34014, 39683, 68028, 79366, 119049, 158732, 238098, 243767, 476196, 487534, 731301, 975068, 1462602, 1706369, 2925204, 3412738, 5119107, 6825476, 10238214, 20476428]

約数ペア:

[(1, 20476428), (2, 10238214), (3, 6825476), (4, 5119107), (6, 3412738), (7, 2925204), (12, 1706369), (14, 1462602), (21, 975068), (28, 731301), (42, 487534), (43, 476196), (84, 243767), (86, 238098), (129, 158732), (172, 119049), (258, 79366), (301, 68028), (516, 39683), (602, 34014), (903, 22676), (1204, 17007), (1806, 11338), (3612, 5669)]