20175688521

素因数分解:

$3^3\times {\mathrm{173}}^1\times {\mathrm{4319351}}^1$

素因数の和:4319533

約数の個数: 16

約数和(自身を含む): 30062689920

約数和(自身を除く): 9887001399

約数列:

[1, 3, 9, 27, 173, 519, 1557, 4671, 4319351, 12958053, 38874159, 116622477, 747247723, 2241743169, 6725229507, 20175688521]

約数ペア:

[(1, 20175688521), (3, 6725229507), (9, 2241743169), (27, 747247723), (173, 116622477), (519, 38874159), (1557, 12958053), (4671, 4319351)]