20986206

素因数分解:

$2^1\times 3^1\times {\mathrm{109}}^1\times {\mathrm{32089}}^1$

素因数の和:32203

約数の個数: 16

約数和(自身を含む): 42358800

約数和(自身を除く): 21372594

約数列:

[1, 2, 3, 6, 109, 218, 327, 654, 32089, 64178, 96267, 192534, 3497701, 6995402, 10493103, 20986206]

約数ペア:

[(1, 20986206), (2, 10493103), (3, 6995402), (6, 3497701), (109, 192534), (218, 96267), (327, 64178), (654, 32089)]