20567223

素因数分解:

$3^3\times {\mathrm{59}}^1\times {\mathrm{12911}}^1$

素因数の和:12979

約数の個数: 16

約数和(自身を含む): 30988800

約数和(自身を除く): 10421577

約数列:

[1, 3, 9, 27, 59, 177, 531, 1593, 12911, 38733, 116199, 348597, 761749, 2285247, 6855741, 20567223]

約数ペア:

[(1, 20567223), (3, 6855741), (9, 2285247), (27, 761749), (59, 348597), (177, 116199), (531, 38733), (1593, 12911)]