1605992404

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{131}}^1\times {\mathrm{161309}}^1$

素因数の和:161463

約数の個数: 24

約数和(自身を含む): 2981008800

約数和(自身を除く): 1375016396

約数列:

[1, 2, 4, 19, 38, 76, 131, 262, 524, 2489, 4978, 9956, 161309, 322618, 645236, 3064871, 6129742, 12259484, 21131479, 42262958, 84525916, 401498101, 802996202, 1605992404]

約数ペア:

[(1, 1605992404), (2, 802996202), (4, 401498101), (19, 84525916), (38, 42262958), (76, 21131479), (131, 12259484), (262, 6129742), (524, 3064871), (2489, 645236), (4978, 322618), (9956, 161309)]