20789312

素因数分解:

$2^6\times {\mathrm{157}}^1\times {\mathrm{2069}}^1$

素因数の和:2238

約数の個数: 28

約数和(自身を含む): 41536620

約数和(自身を除く): 20747308

約数列:

[1, 2, 4, 8, 16, 32, 64, 157, 314, 628, 1256, 2069, 2512, 4138, 5024, 8276, 10048, 16552, 33104, 66208, 132416, 324833, 649666, 1299332, 2598664, 5197328, 10394656, 20789312]

約数ペア:

[(1, 20789312), (2, 10394656), (4, 5197328), (8, 2598664), (16, 1299332), (32, 649666), (64, 324833), (157, 132416), (314, 66208), (628, 33104), (1256, 16552), (2069, 10048), (2512, 8276), (4138, 5024)]