20123998047

素因数分解:

$3^3\times {\mathrm{17}}^1\times {\mathrm{43843133}}^1$

素因数の和:43843159

約数の個数: 16

約数和(自身を含む): 31567056480

約数和(自身を除く): 11443058433

約数列:

[1, 3, 9, 17, 27, 51, 153, 459, 43843133, 131529399, 394588197, 745333261, 1183764591, 2235999783, 6707999349, 20123998047]

約数ペア:

[(1, 20123998047), (3, 6707999349), (9, 2235999783), (17, 1183764591), (27, 745333261), (51, 394588197), (153, 131529399), (459, 43843133)]