163942256

素因数分解:

$2^4\times {\mathrm{317}}^1\times {\mathrm{32323}}^1$

素因数の和:32648

約数の個数: 20

約数和(自身を含む): 318649992

約数和(自身を除く): 154707736

約数列:

[1, 2, 4, 8, 16, 317, 634, 1268, 2536, 5072, 32323, 64646, 129292, 258584, 517168, 10246391, 20492782, 40985564, 81971128, 163942256]

約数ペア:

[(1, 163942256), (2, 81971128), (4, 40985564), (8, 20492782), (16, 10246391), (317, 517168), (634, 258584), (1268, 129292), (2536, 64646), (5072, 32323)]