18879434

素因数分解:

$2^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{1061}}^1$

素因数の和:1142

約数の個数: 32

約数和(自身を含む): 34255872

約数和(自身を除く): 15376438

約数列:

[1, 2, 7, 14, 31, 41, 62, 82, 217, 287, 434, 574, 1061, 1271, 2122, 2542, 7427, 8897, 14854, 17794, 32891, 43501, 65782, 87002, 230237, 304507, 460474, 609014, 1348531, 2697062, 9439717, 18879434]

約数ペア:

[(1, 18879434), (2, 9439717), (7, 2697062), (14, 1348531), (31, 609014), (41, 460474), (62, 304507), (82, 230237), (217, 87002), (287, 65782), (434, 43501), (574, 32891), (1061, 17794), (1271, 14854), (2122, 8897), (2542, 7427)]