20400897

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{67}}^1\times {\mathrm{9227}}^1$

素因数の和:9308

約数の個数: 16

約数和(自身を含む): 30120192

約数和(自身を除く): 9719295

約数列:

[1, 3, 11, 33, 67, 201, 737, 2211, 9227, 27681, 101497, 304491, 618209, 1854627, 6800299, 20400897]

約数ペア:

[(1, 20400897), (3, 6800299), (11, 1854627), (33, 618209), (67, 304491), (201, 101497), (737, 27681), (2211, 9227)]