19612786

素因数分解:

$2^1\times {\mathrm{101}}^1\times {\mathrm{151}}^1\times {\mathrm{643}}^1$

素因数の和:897

約数の個数: 16

約数和(自身を含む): 29953728

約数和(自身を除く): 10340942

約数列:

[1, 2, 101, 151, 202, 302, 643, 1286, 15251, 30502, 64943, 97093, 129886, 194186, 9806393, 19612786]

約数ペア:

[(1, 19612786), (2, 9806393), (101, 194186), (151, 129886), (202, 97093), (302, 64943), (643, 30502), (1286, 15251)]