20839312

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{100189}}^1$

素因数の和:100210

約数の個数: 20

約数和(自身を含む): 43482460

約数和(自身を除く): 22643148

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 100189, 200378, 400756, 801512, 1302457, 1603024, 2604914, 5209828, 10419656, 20839312]

約数ペア:

[(1, 20839312), (2, 10419656), (4, 5209828), (8, 2604914), (13, 1603024), (16, 1302457), (26, 801512), (52, 400756), (104, 200378), (208, 100189)]