20958026

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{467}}^1\times {\mathrm{1181}}^1$

素因数の和:1669

約数の個数: 16

約数和(自身を含む): 33190560

約数和(自身を除く): 12232534

約数列:

[1, 2, 19, 38, 467, 934, 1181, 2362, 8873, 17746, 22439, 44878, 551527, 1103054, 10479013, 20958026]

約数ペア:

[(1, 20958026), (2, 10479013), (19, 1103054), (38, 551527), (467, 44878), (934, 22439), (1181, 17746), (2362, 8873)]