17980522

素因数分解:

$2^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{67}}^1\times {\mathrm{661}}^1$

素因数の和:766

約数の個数: 32

約数和(自身を含む): 32411520

約数和(自身を除く): 14430998

約数列:

[1, 2, 7, 14, 29, 58, 67, 134, 203, 406, 469, 661, 938, 1322, 1943, 3886, 4627, 9254, 13601, 19169, 27202, 38338, 44287, 88574, 134183, 268366, 310009, 620018, 1284323, 2568646, 8990261, 17980522]

約数ペア:

[(1, 17980522), (2, 8990261), (7, 2568646), (14, 1284323), (29, 620018), (58, 310009), (67, 268366), (134, 134183), (203, 88574), (406, 44287), (469, 38338), (661, 27202), (938, 19169), (1322, 13601), (1943, 9254), (3886, 4627)]