18530538

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{237571}}^1$

素因数の和:237589

約数の個数: 16

約数和(自身を含む): 39912096

約数和(自身を除く): 21381558

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 237571, 475142, 712713, 1425426, 3088423, 6176846, 9265269, 18530538]

約数ペア:

[(1, 18530538), (2, 9265269), (3, 6176846), (6, 3088423), (13, 1425426), (26, 712713), (39, 475142), (78, 237571)]