19875898

素因数分解:

$2^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{1117}}^1$

素因数の和:1198

約数の個数: 32

約数和(自身を含む): 36062208

約数和(自身を除く): 16186310

約数列:

[1, 2, 7, 14, 31, 41, 62, 82, 217, 287, 434, 574, 1117, 1271, 2234, 2542, 7819, 8897, 15638, 17794, 34627, 45797, 69254, 91594, 242389, 320579, 484778, 641158, 1419707, 2839414, 9937949, 19875898]

約数ペア:

[(1, 19875898), (2, 9937949), (7, 2839414), (14, 1419707), (31, 641158), (41, 484778), (62, 320579), (82, 242389), (217, 91594), (287, 69254), (434, 45797), (574, 34627), (1117, 17794), (1271, 15638), (2234, 8897), (2542, 7819)]