2021981254

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{1438109}}^1$

素因数の和:1438167

約数の個数: 16

約数和(自身を含む): 3278890800

約数和(自身を除く): 1256909546

約数列:

[1, 2, 19, 37, 38, 74, 703, 1406, 1438109, 2876218, 27324071, 53210033, 54648142, 106420066, 1010990627, 2021981254]

約数ペア:

[(1, 2021981254), (2, 1010990627), (19, 106420066), (37, 54648142), (38, 53210033), (74, 27324071), (703, 2876218), (1406, 1438109)]