18603993

素因数分解:

$3^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{4973}}^1$

素因数の和:5048

約数の個数: 16

約数和(自身を含む): 26262720

約数和(自身を除く): 7658727

約数列:

[1, 3, 29, 43, 87, 129, 1247, 3741, 4973, 14919, 144217, 213839, 432651, 641517, 6201331, 18603993]

約数ペア:

[(1, 18603993), (3, 6201331), (29, 641517), (43, 432651), (87, 213839), (129, 144217), (1247, 14919), (3741, 4973)]