20380164

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{242621}}^1$

素因数の和:242635

約数の個数: 24

約数和(自身を含む): 54347328

約数和(自身を除く): 33967164

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 242621, 485242, 727863, 970484, 1455726, 1698347, 2911452, 3396694, 5095041, 6793388, 10190082, 20380164]

約数ペア:

[(1, 20380164), (2, 10190082), (3, 6793388), (4, 5095041), (6, 3396694), (7, 2911452), (12, 1698347), (14, 1455726), (21, 970484), (28, 727863), (42, 485242), (84, 242621)]