18530396

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{157}}^1\times {\mathrm{1553}}^1$

素因数の和:1733

約数の個数: 24

約数和(自身を含む): 34374480

約数和(自身を除く): 15844084

約数列:

[1, 2, 4, 19, 38, 76, 157, 314, 628, 1553, 2983, 3106, 5966, 6212, 11932, 29507, 59014, 118028, 243821, 487642, 975284, 4632599, 9265198, 18530396]

約数ペア:

[(1, 18530396), (2, 9265198), (4, 4632599), (19, 975284), (38, 487642), (76, 243821), (157, 118028), (314, 59014), (628, 29507), (1553, 11932), (2983, 6212), (3106, 5966)]