20844774

素因数分解:

$2^1\times 3^2\times {\mathrm{643}}^1\times {\mathrm{1801}}^1$

素因数の和:2452

約数の個数: 24

約数和(自身を含む): 45259032

約数和(自身を除く): 24414258

約数列:

[1, 2, 3, 6, 9, 18, 643, 1286, 1801, 1929, 3602, 3858, 5403, 5787, 10806, 11574, 16209, 32418, 1158043, 2316086, 3474129, 6948258, 10422387, 20844774]

約数ペア:

[(1, 20844774), (2, 10422387), (3, 6948258), (6, 3474129), (9, 2316086), (18, 1158043), (643, 32418), (1286, 16209), (1801, 11574), (1929, 10806), (3602, 5787), (3858, 5403)]