20991552

素因数分解:

$2^6\times 3^1\times {\mathrm{109331}}^1$

素因数の和:109346

約数の個数: 28

約数和(自身を含む): 55540656

約数和(自身を除く): 34549104

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 64, 96, 192, 109331, 218662, 327993, 437324, 655986, 874648, 1311972, 1749296, 2623944, 3498592, 5247888, 6997184, 10495776, 20991552]

約数ペア:

[(1, 20991552), (2, 10495776), (3, 6997184), (4, 5247888), (6, 3498592), (8, 2623944), (12, 1749296), (16, 1311972), (24, 874648), (32, 655986), (48, 437324), (64, 327993), (96, 218662), (192, 109331)]