815218412

素因数分解:

$2^2\times {\mathrm{109}}^1\times {\mathrm{941}}^1\times {\mathrm{1987}}^1$

素因数の和:3041

約数の個数: 24

約数和(自身を含む): 1441975920

約数和(自身を除く): 626757508

約数列:

[1, 2, 4, 109, 218, 436, 941, 1882, 1987, 3764, 3974, 7948, 102569, 205138, 216583, 410276, 433166, 866332, 1869767, 3739534, 7479068, 203804603, 407609206, 815218412]

約数ペア:

[(1, 815218412), (2, 407609206), (4, 203804603), (109, 7479068), (218, 3739534), (436, 1869767), (941, 866332), (1882, 433166), (1987, 410276), (3764, 216583), (3974, 205138), (7948, 102569)]