18673712

素因数分解:

$2^4\times {\mathrm{491}}^1\times {\mathrm{2377}}^1$

素因数の和:2876

約数の個数: 20

約数和(自身を含む): 36269256

約数和(自身を除く): 17595544

約数列:

[1, 2, 4, 8, 16, 491, 982, 1964, 2377, 3928, 4754, 7856, 9508, 19016, 38032, 1167107, 2334214, 4668428, 9336856, 18673712]

約数ペア:

[(1, 18673712), (2, 9336856), (4, 4668428), (8, 2334214), (16, 1167107), (491, 38032), (982, 19016), (1964, 9508), (2377, 7856), (3928, 4754)]