19902282

素因数分解:

$2^1\times 3^1\times {\mathrm{73}}^1\times {\mathrm{45439}}^1$

素因数の和:45517

約数の個数: 16

約数和(自身を含む): 40350720

約数和(自身を除く): 20448438

約数列:

[1, 2, 3, 6, 73, 146, 219, 438, 45439, 90878, 136317, 272634, 3317047, 6634094, 9951141, 19902282]

約数ペア:

[(1, 19902282), (2, 9951141), (3, 6634094), (6, 3317047), (73, 272634), (146, 136317), (219, 90878), (438, 45439)]