20368049290

素因数分解:

$2^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{769}}^1\times {\mathrm{64601}}^1$

素因数の和:65418

約数の個数: 32

約数和(自身を含む): 37606116240

約数和(自身を除く): 17238066950

約数列:

[1, 2, 5, 10, 41, 82, 205, 410, 769, 1538, 3845, 7690, 31529, 63058, 64601, 129202, 157645, 315290, 323005, 646010, 2648641, 5297282, 13243205, 26486410, 49678169, 99356338, 248390845, 496781690, 2036804929, 4073609858, 10184024645, 20368049290]

約数ペア:

[(1, 20368049290), (2, 10184024645), (5, 4073609858), (10, 2036804929), (41, 496781690), (82, 248390845), (205, 99356338), (410, 49678169), (769, 26486410), (1538, 13243205), (3845, 5297282), (7690, 2648641), (31529, 646010), (63058, 323005), (64601, 315290), (129202, 157645)]