20759235

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{211}}^1\times {\mathrm{937}}^1$

素因数の和:1163

約数の個数: 32

約数和(自身を含む): 38180352

約数和(自身を除く): 17421117

約数列:

[1, 3, 5, 7, 15, 21, 35, 105, 211, 633, 937, 1055, 1477, 2811, 3165, 4431, 4685, 6559, 7385, 14055, 19677, 22155, 32795, 98385, 197707, 593121, 988535, 1383949, 2965605, 4151847, 6919745, 20759235]

約数ペア:

[(1, 20759235), (3, 6919745), (5, 4151847), (7, 2965605), (15, 1383949), (21, 988535), (35, 593121), (105, 197707), (211, 98385), (633, 32795), (937, 22155), (1055, 19677), (1477, 14055), (2811, 7385), (3165, 6559), (4431, 4685)]