19774773

素因数分解:

$3^4\times {\mathrm{241}}^1\times {\mathrm{1013}}^1$

素因数の和:1266

約数の個数: 20

約数和(自身を含む): 29691948

約数和(自身を除く): 9917175

約数列:

[1, 3, 9, 27, 81, 241, 723, 1013, 2169, 3039, 6507, 9117, 19521, 27351, 82053, 244133, 732399, 2197197, 6591591, 19774773]

約数ペア:

[(1, 19774773), (3, 6591591), (9, 2197197), (27, 732399), (81, 244133), (241, 82053), (723, 27351), (1013, 19521), (2169, 9117), (3039, 6507)]