18731958

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{653}}^1\times {\mathrm{683}}^1$

素因数の和:1348

約数の個数: 32

約数和(自身を含む): 42944256

約数和(自身を除く): 24212298

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 653, 683, 1306, 1366, 1959, 2049, 3918, 4098, 4571, 4781, 9142, 9562, 13713, 14343, 27426, 28686, 445999, 891998, 1337997, 2675994, 3121993, 6243986, 9365979, 18731958]

約数ペア:

[(1, 18731958), (2, 9365979), (3, 6243986), (6, 3121993), (7, 2675994), (14, 1337997), (21, 891998), (42, 445999), (653, 28686), (683, 27426), (1306, 14343), (1366, 13713), (1959, 9562), (2049, 9142), (3918, 4781), (4098, 4571)]