20465204

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{113}}^1\times {\mathrm{2383}}^1$

素因数の和:2519

約数の個数: 24

約数和(自身を含む): 38048640

約数和(自身を除く): 17583436

約数列:

[1, 2, 4, 19, 38, 76, 113, 226, 452, 2147, 2383, 4294, 4766, 8588, 9532, 45277, 90554, 181108, 269279, 538558, 1077116, 5116301, 10232602, 20465204]

約数ペア:

[(1, 20465204), (2, 10232602), (4, 5116301), (19, 1077116), (38, 538558), (76, 269279), (113, 181108), (226, 90554), (452, 45277), (2147, 9532), (2383, 8588), (4294, 4766)]