18884236

素因数分解:

$2^2\times 7^1\times {\mathrm{251}}^1\times {\mathrm{2687}}^1$

素因数の和:2949

約数の個数: 24

約数和(自身を含む): 37933056

約数和(自身を除く): 19048820

約数列:

[1, 2, 4, 7, 14, 28, 251, 502, 1004, 1757, 2687, 3514, 5374, 7028, 10748, 18809, 37618, 75236, 674437, 1348874, 2697748, 4721059, 9442118, 18884236]

約数ペア:

[(1, 18884236), (2, 9442118), (4, 4721059), (7, 2697748), (14, 1348874), (28, 674437), (251, 75236), (502, 37618), (1004, 18809), (1757, 10748), (2687, 7028), (3514, 5374)]