20282319

素因数分解:

$3^4\times {\mathrm{241}}^1\times {\mathrm{1039}}^1$

素因数の和:1292

約数の個数: 20

約数和(自身を含む): 30453280

約数和(自身を除く): 10170961

約数列:

[1, 3, 9, 27, 81, 241, 723, 1039, 2169, 3117, 6507, 9351, 19521, 28053, 84159, 250399, 751197, 2253591, 6760773, 20282319]

約数ペア:

[(1, 20282319), (3, 6760773), (9, 2253591), (27, 751197), (81, 250399), (241, 84159), (723, 28053), (1039, 19521), (2169, 9351), (3117, 6507)]