20736693921

素因数分解:

$3^1\times {\mathrm{157}}^1\times {\mathrm{557}}^1\times {\mathrm{79043}}^1$

素因数の和:79760

約数の個数: 16

約数和(自身を含む): 27875340864

約数和(自身を除く): 7138646943

約数列:

[1, 3, 157, 471, 557, 1671, 79043, 87449, 237129, 262347, 12409751, 37229253, 44026951, 132080853, 6912231307, 20736693921]

約数ペア:

[(1, 20736693921), (3, 6912231307), (157, 132080853), (471, 44026951), (557, 37229253), (1671, 12409751), (79043, 262347), (87449, 237129)]