18690826

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{121369}}^1$

素因数の和:121389

約数の個数: 16

約数和(自身を含む): 34954560

約数和(自身を除く): 16263734

約数列:

[1, 2, 7, 11, 14, 22, 77, 154, 121369, 242738, 849583, 1335059, 1699166, 2670118, 9345413, 18690826]

約数ペア:

[(1, 18690826), (2, 9345413), (7, 2670118), (11, 1699166), (14, 1335059), (22, 849583), (77, 242738), (154, 121369)]