20180936187

素因数分解:

$3^3\times {\mathrm{47}}^1\times {\mathrm{887}}^1\times {\mathrm{17929}}^1$

素因数の和:18872

約数の個数: 32

約数和(自身を含む): 30569932800

約数和(自身を除く): 10388996613

約数列:

[1, 3, 9, 27, 47, 141, 423, 887, 1269, 2661, 7983, 17929, 23949, 41689, 53787, 125067, 161361, 375201, 484083, 842663, 1125603, 2527989, 7583967, 15903023, 22751901, 47709069, 143127207, 429381621, 747442081, 2242326243, 6726978729, 20180936187]

約数ペア:

[(1, 20180936187), (3, 6726978729), (9, 2242326243), (27, 747442081), (47, 429381621), (141, 143127207), (423, 47709069), (887, 22751901), (1269, 15903023), (2661, 7583967), (7983, 2527989), (17929, 1125603), (23949, 842663), (41689, 484083), (53787, 375201), (125067, 161361)]