20109516

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{5839}}^1$

素因数の和:5894

約数の個数: 48

約数和(自身を含む): 54942720

約数和(自身を除く): 34833204

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 41, 42, 82, 84, 123, 164, 246, 287, 492, 574, 861, 1148, 1722, 3444, 5839, 11678, 17517, 23356, 35034, 40873, 70068, 81746, 122619, 163492, 239399, 245238, 478798, 490476, 718197, 957596, 1436394, 1675793, 2872788, 3351586, 5027379, 6703172, 10054758, 20109516]

約数ペア:

[(1, 20109516), (2, 10054758), (3, 6703172), (4, 5027379), (6, 3351586), (7, 2872788), (12, 1675793), (14, 1436394), (21, 957596), (28, 718197), (41, 490476), (42, 478798), (82, 245238), (84, 239399), (123, 163492), (164, 122619), (246, 81746), (287, 70068), (492, 40873), (574, 35034), (861, 23356), (1148, 17517), (1722, 11678), (3444, 5839)]