161566994

素因数分解:

$2^1\times {\mathrm{19}}^2\times {\mathrm{109}}^1\times {\mathrm{2053}}^1$

素因数の和:2202

約数の個数: 24

約数和(自身を含む): 258249420

約数和(自身を除く): 96682426

約数列:

[1, 2, 19, 38, 109, 218, 361, 722, 2053, 2071, 4106, 4142, 39007, 39349, 78014, 78698, 223777, 447554, 741133, 1482266, 4251763, 8503526, 80783497, 161566994]

約数ペア:

[(1, 161566994), (2, 80783497), (19, 8503526), (38, 4251763), (109, 1482266), (218, 741133), (361, 447554), (722, 223777), (2053, 78698), (2071, 78014), (4106, 39349), (4142, 39007)]