20255007

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{20903}}^1$

素因数の和:20942

約数の個数: 16

約数和(自身を含む): 30101760

約数和(自身を除く): 9846753

約数列:

[1, 3, 17, 19, 51, 57, 323, 969, 20903, 62709, 355351, 397157, 1066053, 1191471, 6751669, 20255007]

約数ペア:

[(1, 20255007), (3, 6751669), (17, 1191471), (19, 1066053), (51, 397157), (57, 355351), (323, 62709), (969, 20903)]