20147478387

素因数分解:

$3^1\times {\mathrm{43}}^1\times {\mathrm{503}}^1\times {\mathrm{310501}}^1$

素因数の和:311050

約数の個数: 16

約数和(自身を含む): 27542769408

約数和(自身を除く): 7395291021

約数列:

[1, 3, 43, 129, 503, 1509, 21629, 64887, 310501, 931503, 13351543, 40054629, 156182003, 468546009, 6715826129, 20147478387]

約数ペア:

[(1, 20147478387), (3, 6715826129), (43, 468546009), (129, 156182003), (503, 40054629), (1509, 13351543), (21629, 931503), (64887, 310501)]