20340015

素因数分解:

$3^1\times 5^1\times {\mathrm{787}}^1\times {\mathrm{1723}}^1$

素因数の和:2518

約数の個数: 16

約数和(自身を含む): 32604288

約数和(自身を除く): 12264273

約数列:

[1, 3, 5, 15, 787, 1723, 2361, 3935, 5169, 8615, 11805, 25845, 1356001, 4068003, 6780005, 20340015]

約数ペア:

[(1, 20340015), (3, 6780005), (5, 4068003), (15, 1356001), (787, 25845), (1723, 11805), (2361, 8615), (3935, 5169)]