201920212

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{157}}^1\times {\mathrm{24733}}^1$

素因数の和:24907

約数の個数: 24

約数和(自身を含む): 382981256

約数和(自身を除く): 181061044

約数列:

[1, 2, 4, 13, 26, 52, 157, 314, 628, 2041, 4082, 8164, 24733, 49466, 98932, 321529, 643058, 1286116, 3883081, 7766162, 15532324, 50480053, 100960106, 201920212]

約数ペア:

[(1, 201920212), (2, 100960106), (4, 50480053), (13, 15532324), (26, 7766162), (52, 3883081), (157, 1286116), (314, 643058), (628, 321529), (2041, 98932), (4082, 49466), (8164, 24733)]