20180871377

素因数分解:

${\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{941}}^1\times {\mathrm{20681}}^1$

素因数の和:21700

約数の個数: 16

約数和(自身を含む): 21742407504

約数和(自身を除く): 1561536127

約数列:

[1, 17, 61, 941, 1037, 15997, 20681, 57401, 351577, 975817, 1261541, 19460821, 21446197, 330833957, 1187110081, 20180871377]

約数ペア:

[(1, 20180871377), (17, 1187110081), (61, 330833957), (941, 21446197), (1037, 19460821), (15997, 1261541), (20681, 975817), (57401, 351577)]