20218179938

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{211}}^1\times {\mathrm{4355489}}^1$

素因数の和:4355713

約数の個数: 16

約数和(自身を含む): 33241099680

約数和(自身を除く): 13022919742

約数列:

[1, 2, 11, 22, 211, 422, 2321, 4642, 4355489, 8710978, 47910379, 95820758, 919008179, 1838016358, 10109089969, 20218179938]

約数ペア:

[(1, 20218179938), (2, 10109089969), (11, 1838016358), (22, 919008179), (211, 95820758), (422, 47910379), (2321, 8710978), (4642, 4355489)]