20312766

素因数分解:

$2^1\times 3^2\times {\mathrm{257}}^1\times {\mathrm{4391}}^1$

素因数の和:4656

約数の個数: 24

約数和(自身を含む): 44192304

約数和(自身を除く): 23879538

約数列:

[1, 2, 3, 6, 9, 18, 257, 514, 771, 1542, 2313, 4391, 4626, 8782, 13173, 26346, 39519, 79038, 1128487, 2256974, 3385461, 6770922, 10156383, 20312766]

約数ペア:

[(1, 20312766), (2, 10156383), (3, 6770922), (6, 3385461), (9, 2256974), (18, 1128487), (257, 79038), (514, 39519), (771, 26346), (1542, 13173), (2313, 8782), (4391, 4626)]