20697354

素因数分解:

$2^1\times 3^2\times {\mathrm{271}}^1\times {\mathrm{4243}}^1$

素因数の和:4522

約数の個数: 24

約数和(自身を含む): 45020352

約数和(自身を除く): 24322998

約数列:

[1, 2, 3, 6, 9, 18, 271, 542, 813, 1626, 2439, 4243, 4878, 8486, 12729, 25458, 38187, 76374, 1149853, 2299706, 3449559, 6899118, 10348677, 20697354]

約数ペア:

[(1, 20697354), (2, 10348677), (3, 6899118), (6, 3449559), (9, 2299706), (18, 1149853), (271, 76374), (542, 38187), (813, 25458), (1626, 12729), (2439, 8486), (4243, 4878)]