20393648

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{115873}}^1$

素因数の和:115892

約数の個数: 20

約数和(自身を含む): 43105128

約数和(自身を除く): 22711480

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 88, 176, 115873, 231746, 463492, 926984, 1274603, 1853968, 2549206, 5098412, 10196824, 20393648]

約数ペア:

[(1, 20393648), (2, 10196824), (4, 5098412), (8, 2549206), (11, 1853968), (16, 1274603), (22, 926984), (44, 463492), (88, 231746), (176, 115873)]