20161774378

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{149}}^1\times {\mathrm{2941607}}^1$

素因数の和:2941781

約数の個数: 16

約数和(自身を含む): 31769366400

約数和(自身を除く): 11607592022

約数列:

[1, 2, 23, 46, 149, 298, 3427, 6854, 2941607, 5883214, 67656961, 135313922, 438299443, 876598886, 10080887189, 20161774378]

約数ペア:

[(1, 20161774378), (2, 10080887189), (23, 876598886), (46, 438299443), (149, 135313922), (298, 67656961), (3427, 5883214), (6854, 2941607)]