18664277331

素因数分解:

$3^1\times 7^2\times {\mathrm{3877}}^1\times {\mathrm{32749}}^1$

素因数の和:36643

約数の個数: 24

約数和(自身を含む): 28957026000

約数和(自身を除く): 10292748669

約数列:

[1, 3, 7, 21, 49, 147, 3877, 11631, 27139, 32749, 81417, 98247, 189973, 229243, 569919, 687729, 1604701, 4814103, 126967873, 380903619, 888775111, 2666325333, 6221425777, 18664277331]

約数ペア:

[(1, 18664277331), (3, 6221425777), (7, 2666325333), (21, 888775111), (49, 380903619), (147, 126967873), (3877, 4814103), (11631, 1604701), (27139, 687729), (32749, 569919), (81417, 229243), (98247, 189973)]