20963642

素因数分解:

$2^1\times 7^1\times {\mathrm{83}}^1\times {\mathrm{18041}}^1$

素因数の和:18133

約数の個数: 16

約数和(自身を含む): 36372672

約数和(自身を除く): 15409030

約数列:

[1, 2, 7, 14, 83, 166, 581, 1162, 18041, 36082, 126287, 252574, 1497403, 2994806, 10481821, 20963642]

約数ペア:

[(1, 20963642), (2, 10481821), (7, 2994806), (14, 1497403), (83, 252574), (166, 126287), (581, 36082), (1162, 18041)]