208038472

素因数分解:

$2^3\times {\mathrm{43}}^1\times {\mathrm{619}}^1\times {\mathrm{977}}^1$

素因数の和:1645

約数の個数: 32

約数和(自身を含む): 400197600

約数和(自身を除く): 192159128

約数列:

[1, 2, 4, 8, 43, 86, 172, 344, 619, 977, 1238, 1954, 2476, 3908, 4952, 7816, 26617, 42011, 53234, 84022, 106468, 168044, 212936, 336088, 604763, 1209526, 2419052, 4838104, 26004809, 52009618, 104019236, 208038472]

約数ペア:

[(1, 208038472), (2, 104019236), (4, 52009618), (8, 26004809), (43, 4838104), (86, 2419052), (172, 1209526), (344, 604763), (619, 336088), (977, 212936), (1238, 168044), (1954, 106468), (2476, 84022), (3908, 53234), (4952, 42011), (7816, 26617)]