1113872

素因数分解:

$2^4\times {\mathrm{43}}^1\times {\mathrm{1619}}^1$

素因数の和:1670

約数の個数: 20

約数和(自身を含む): 2209680

約数和(自身を除く): 1095808

約数列:

[1, 2, 4, 8, 16, 43, 86, 172, 344, 688, 1619, 3238, 6476, 12952, 25904, 69617, 139234, 278468, 556936, 1113872]

約数ペア:

[(1, 1113872), (2, 556936), (4, 278468), (8, 139234), (16, 69617), (43, 25904), (86, 12952), (172, 6476), (344, 3238), (688, 1619)]