20286262

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{73}}^1\times {\mathrm{103}}^1$

素因数の和:268

約数の個数: 32

約数和(自身を含む): 33246720

約数和(自身を除く): 12960458

約数列:

[1, 2, 19, 38, 71, 73, 103, 142, 146, 206, 1349, 1387, 1957, 2698, 2774, 3914, 5183, 7313, 7519, 10366, 14626, 15038, 98477, 138947, 142861, 196954, 277894, 285722, 533849, 1067698, 10143131, 20286262]

約数ペア:

[(1, 20286262), (2, 10143131), (19, 1067698), (38, 533849), (71, 285722), (73, 277894), (103, 196954), (142, 142861), (146, 138947), (206, 98477), (1349, 15038), (1387, 14626), (1957, 10366), (2698, 7519), (2774, 7313), (3914, 5183)]