18616164

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{221621}}^1$

素因数の和:221635

約数の個数: 24

約数和(自身を含む): 49643328

約数和(自身を除く): 31027164

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 221621, 443242, 664863, 886484, 1329726, 1551347, 2659452, 3102694, 4654041, 6205388, 9308082, 18616164]

約数ペア:

[(1, 18616164), (2, 9308082), (3, 6205388), (4, 4654041), (6, 3102694), (7, 2659452), (12, 1551347), (14, 1329726), (21, 886484), (28, 664863), (42, 443242), (84, 221621)]