18673538

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{139}}^1\times {\mathrm{5167}}^1$

素因数の和:5321

約数の個数: 16

約数和(自身を含む): 30387840

約数和(自身を除く): 11714302

約数列:

[1, 2, 13, 26, 139, 278, 1807, 3614, 5167, 10334, 67171, 134342, 718213, 1436426, 9336769, 18673538]

約数ペア:

[(1, 18673538), (2, 9336769), (13, 1436426), (26, 718213), (139, 134342), (278, 67171), (1807, 10334), (3614, 5167)]