22643984

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{128659}}^1$

素因数の和:128678

約数の個数: 20

約数和(自身を含む): 47861520

約数和(自身を除く): 25217536

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 88, 176, 128659, 257318, 514636, 1029272, 1415249, 2058544, 2830498, 5660996, 11321992, 22643984]

約数ペア:

[(1, 22643984), (2, 11321992), (4, 5660996), (8, 2830498), (11, 2058544), (16, 1415249), (22, 1029272), (44, 514636), (88, 257318), (176, 128659)]