18903934

素因数分解:

$2^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{73}}^1\times {\mathrm{349}}^1$

素因数の和:484

約数の個数: 32

約数和(自身を含む): 33566400

約数和(自身を除く): 14662466

約数列:

[1, 2, 7, 14, 53, 73, 106, 146, 349, 371, 511, 698, 742, 1022, 2443, 3869, 4886, 7738, 18497, 25477, 27083, 36994, 50954, 54166, 129479, 178339, 258958, 356678, 1350281, 2700562, 9451967, 18903934]

約数ペア:

[(1, 18903934), (2, 9451967), (7, 2700562), (14, 1350281), (53, 356678), (73, 258958), (106, 178339), (146, 129479), (349, 54166), (371, 50954), (511, 36994), (698, 27083), (742, 25477), (1022, 18497), (2443, 7738), (3869, 4886)]