20013778084

素因数分解:

$2^2\times {\mathrm{449}}^1\times {\mathrm{1123}}^1\times {\mathrm{9923}}^1$

素因数の和:11499

約数の個数: 24

約数和(自身を含む): 35136914400

約数和(自身を除く): 15123136316

約数列:

[1, 2, 4, 449, 898, 1123, 1796, 2246, 4492, 9923, 19846, 39692, 504227, 1008454, 2016908, 4455427, 8910854, 11143529, 17821708, 22287058, 44574116, 5003444521, 10006889042, 20013778084]

約数ペア:

[(1, 20013778084), (2, 10006889042), (4, 5003444521), (449, 44574116), (898, 22287058), (1123, 17821708), (1796, 11143529), (2246, 8910854), (4492, 4455427), (9923, 2016908), (19846, 1008454), (39692, 504227)]