20744975

素因数分解:

$5^2\times {\mathrm{37}}^1\times {\mathrm{41}}^1\times {\mathrm{547}}^1$

素因数の和:635

約数の個数: 24

約数和(自身を含む): 27112848

約数和(自身を除く): 6367873

約数列:

[1, 5, 25, 37, 41, 185, 205, 547, 925, 1025, 1517, 2735, 7585, 13675, 20239, 22427, 37925, 101195, 112135, 505975, 560675, 829799, 4148995, 20744975]

約数ペア:

[(1, 20744975), (5, 4148995), (25, 829799), (37, 560675), (41, 505975), (185, 112135), (205, 101195), (547, 37925), (925, 22427), (1025, 20239), (1517, 13675), (2735, 7585)]