20869227

素因数分解:

$3^2\times {\mathrm{53}}^1\times {\mathrm{67}}^1\times {\mathrm{653}}^1$

素因数の和:779

約数の個数: 24

約数和(自身を含む): 31219344

約数和(自身を除く): 10350117

約数列:

[1, 3, 9, 53, 67, 159, 201, 477, 603, 653, 1959, 3551, 5877, 10653, 31959, 34609, 43751, 103827, 131253, 311481, 393759, 2318803, 6956409, 20869227]

約数ペア:

[(1, 20869227), (3, 6956409), (9, 2318803), (53, 393759), (67, 311481), (159, 131253), (201, 103827), (477, 43751), (603, 34609), (653, 31959), (1959, 10653), (3551, 5877)]