20207877

素因数分解:

$3^1\times {\mathrm{31}}^1\times {\mathrm{151}}^1\times {\mathrm{1439}}^1$

素因数の和:1624

約数の個数: 16

約数和(自身を含む): 28016640

約数和(自身を除く): 7808763

約数列:

[1, 3, 31, 93, 151, 453, 1439, 4317, 4681, 14043, 44609, 133827, 217289, 651867, 6735959, 20207877]

約数ペア:

[(1, 20207877), (3, 6735959), (31, 651867), (93, 217289), (151, 133827), (453, 44609), (1439, 14043), (4317, 4681)]