20183501187

素因数分解:

$3^4\times {\mathrm{15649}}^1\times {\mathrm{15923}}^1$

素因数の和:31584

約数の個数: 20

約数和(自身を含む): 30154482600

約数和(自身を除く): 9970981413

約数列:

[1, 3, 9, 27, 81, 15649, 15923, 46947, 47769, 140841, 143307, 422523, 429921, 1267569, 1289763, 249179027, 747537081, 2242611243, 6727833729, 20183501187]

約数ペア:

[(1, 20183501187), (3, 6727833729), (9, 2242611243), (27, 747537081), (81, 249179027), (15649, 1289763), (15923, 1267569), (46947, 429921), (47769, 422523), (140841, 143307)]