20243454

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{1019}}^1$

素因数の和:1085

約数の個数: 64

約数和(自身を含む): 51701760

約数和(自身を除く): 31458306

約数列:

[1, 2, 3, 6, 7, 11, 14, 21, 22, 33, 42, 43, 66, 77, 86, 129, 154, 231, 258, 301, 462, 473, 602, 903, 946, 1019, 1419, 1806, 2038, 2838, 3057, 3311, 6114, 6622, 7133, 9933, 11209, 14266, 19866, 21399, 22418, 33627, 42798, 43817, 67254, 78463, 87634, 131451, 156926, 235389, 262902, 306719, 470778, 481987, 613438, 920157, 963974, 1445961, 1840314, 2891922, 3373909, 6747818, 10121727, 20243454]

約数ペア:

[(1, 20243454), (2, 10121727), (3, 6747818), (6, 3373909), (7, 2891922), (11, 1840314), (14, 1445961), (21, 963974), (22, 920157), (33, 613438), (42, 481987), (43, 470778), (66, 306719), (77, 262902), (86, 235389), (129, 156926), (154, 131451), (231, 87634), (258, 78463), (301, 67254), (462, 43817), (473, 42798), (602, 33627), (903, 22418), (946, 21399), (1019, 19866), (1419, 14266), (1806, 11209), (2038, 9933), (2838, 7133), (3057, 6622), (3311, 6114)]