18829748

素因数分解:

$2^2\times 7^1\times {\mathrm{263}}^1\times {\mathrm{2557}}^1$

素因数の和:2831

約数の個数: 24

約数和(自身を含む): 37817472

約数和(自身を除く): 18987724

約数列:

[1, 2, 4, 7, 14, 28, 263, 526, 1052, 1841, 2557, 3682, 5114, 7364, 10228, 17899, 35798, 71596, 672491, 1344982, 2689964, 4707437, 9414874, 18829748]

約数ペア:

[(1, 18829748), (2, 9414874), (4, 4707437), (7, 2689964), (14, 1344982), (28, 672491), (263, 71596), (526, 35798), (1052, 17899), (1841, 10228), (2557, 7364), (3682, 5114)]