19877760477

素因数分解:

$3^3\times {\mathrm{18451}}^1\times {\mathrm{39901}}^1$

素因数の和:58361

約数の個数: 16

約数和(自身を含む): 29450868160

約数和(自身を除く): 9573107683

約数列:

[1, 3, 9, 27, 18451, 39901, 55353, 119703, 166059, 359109, 498177, 1077327, 736213351, 2208640053, 6625920159, 19877760477]

約数ペア:

[(1, 19877760477), (3, 6625920159), (9, 2208640053), (27, 736213351), (18451, 1077327), (39901, 498177), (55353, 359109), (119703, 166059)]