20190138892

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^2\times {\mathrm{41}}^1\times {\mathrm{145349}}^1$

素因数の和:145423

約数の個数: 72

約数和(自身を含む): 45467805600

約数和(自身を除く): 25277666708

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 41, 44, 77, 82, 121, 154, 164, 242, 287, 308, 451, 484, 574, 847, 902, 1148, 1694, 1804, 3157, 3388, 4961, 6314, 9922, 12628, 19844, 34727, 69454, 138908, 145349, 290698, 581396, 1017443, 1598839, 2034886, 3197678, 4069772, 5959309, 6395356, 11191873, 11918618, 17587229, 22383746, 23837236, 35174458, 41715163, 44767492, 65552399, 70348916, 83430326, 123110603, 131104798, 166860652, 246221206, 262209596, 458866793, 492442412, 721076389, 917733586, 1442152778, 1835467172, 2884305556, 5047534723, 10095069446, 20190138892]

約数ペア:

[(1, 20190138892), (2, 10095069446), (4, 5047534723), (7, 2884305556), (11, 1835467172), (14, 1442152778), (22, 917733586), (28, 721076389), (41, 492442412), (44, 458866793), (77, 262209596), (82, 246221206), (121, 166860652), (154, 131104798), (164, 123110603), (242, 83430326), (287, 70348916), (308, 65552399), (451, 44767492), (484, 41715163), (574, 35174458), (847, 23837236), (902, 22383746), (1148, 17587229), (1694, 11918618), (1804, 11191873), (3157, 6395356), (3388, 5959309), (4961, 4069772), (6314, 3197678), (9922, 2034886), (12628, 1598839), (19844, 1017443), (34727, 581396), (69454, 290698), (138908, 145349)]