20850105

素因数分解:

$3^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{22787}}^1$

素因数の和:22856

約数の個数: 16

約数和(自身を含む): 33908544

約数和(自身を除く): 13058439

約数列:

[1, 3, 5, 15, 61, 183, 305, 915, 22787, 68361, 113935, 341805, 1390007, 4170021, 6950035, 20850105]

約数ペア:

[(1, 20850105), (3, 6950035), (5, 4170021), (15, 1390007), (61, 341805), (183, 113935), (305, 68361), (915, 22787)]