40821766

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{20269}}^1$

素因数の和:20343

約数の個数: 16

約数和(自身を含む): 65674800

約数和(自身を除く): 24853034

約数列:

[1, 2, 19, 38, 53, 106, 1007, 2014, 20269, 40538, 385111, 770222, 1074257, 2148514, 20410883, 40821766]

約数ペア:

[(1, 40821766), (2, 20410883), (19, 2148514), (38, 1074257), (53, 770222), (106, 385111), (1007, 40538), (2014, 20269)]