1960978426

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{421}}^1\times {\mathrm{211723}}^1$

素因数の和:212157

約数の個数: 16

約数和(自身を含む): 3216511008

約数和(自身を除く): 1255532582

約数列:

[1, 2, 11, 22, 421, 842, 4631, 9262, 211723, 423446, 2328953, 4657906, 89135383, 178270766, 980489213, 1960978426]

約数ペア:

[(1, 1960978426), (2, 980489213), (11, 178270766), (22, 89135383), (421, 4657906), (842, 2328953), (4631, 423446), (9262, 211723)]