18490324

素因数分解:

$2^2\times {\mathrm{109}}^1\times {\mathrm{42409}}^1$

素因数の和:42522

約数の個数: 12

約数和(自身を含む): 32655700

約数和(自身を除く): 14165376

約数列:

[1, 2, 4, 109, 218, 436, 42409, 84818, 169636, 4622581, 9245162, 18490324]

約数ペア:

[(1, 18490324), (2, 9245162), (4, 4622581), (109, 169636), (218, 84818), (436, 42409)]