19980546

素因数分解:

$2^1\times 3^1\times {\mathrm{47}}^1\times {\mathrm{70853}}^1$

素因数の和:70905

約数の個数: 16

約数和(自身を含む): 40811904

約数和(自身を除く): 20831358

約数列:

[1, 2, 3, 6, 47, 94, 141, 282, 70853, 141706, 212559, 425118, 3330091, 6660182, 9990273, 19980546]

約数ペア:

[(1, 19980546), (2, 9990273), (3, 6660182), (6, 3330091), (47, 425118), (94, 212559), (141, 141706), (282, 70853)]