18957998

素因数分解:

$2^1\times {\mathrm{59}}^1\times {\mathrm{347}}^1\times {\mathrm{463}}^1$

素因数の和:871

約数の個数: 16

約数和(自身を含む): 29064960

約数和(自身を除く): 10106962

約数列:

[1, 2, 59, 118, 347, 463, 694, 926, 20473, 27317, 40946, 54634, 160661, 321322, 9478999, 18957998]

約数ペア:

[(1, 18957998), (2, 9478999), (59, 321322), (118, 160661), (347, 54634), (463, 40946), (694, 27317), (926, 20473)]