20827724

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{179}}^1\times {\mathrm{1531}}^1$

素因数の和:1733

約数の個数: 24

約数和(自身を含む): 38606400

約数和(自身を除く): 17778676

約数列:

[1, 2, 4, 19, 38, 76, 179, 358, 716, 1531, 3062, 3401, 6124, 6802, 13604, 29089, 58178, 116356, 274049, 548098, 1096196, 5206931, 10413862, 20827724]

約数ペア:

[(1, 20827724), (2, 10413862), (4, 5206931), (19, 1096196), (38, 548098), (76, 274049), (179, 116356), (358, 58178), (716, 29089), (1531, 13604), (3062, 6802), (3401, 6124)]