20508749289

素因数分解:

$3^3\times 7^1\times {\mathrm{17}}^1\times {\mathrm{6383053}}^1$

素因数の和:6383086

約数の個数: 32

約数和(自身を含む): 36766391040

約数和(自身を除く): 16257641751

約数列:

[1, 3, 7, 9, 17, 21, 27, 51, 63, 119, 153, 189, 357, 459, 1071, 3213, 6383053, 19149159, 44681371, 57447477, 108511901, 134044113, 172342431, 325535703, 402132339, 759583307, 976607109, 1206397017, 2278749921, 2929821327, 6836249763, 20508749289]

約数ペア:

[(1, 20508749289), (3, 6836249763), (7, 2929821327), (9, 2278749921), (17, 1206397017), (21, 976607109), (27, 759583307), (51, 402132339), (63, 325535703), (119, 172342431), (153, 134044113), (189, 108511901), (357, 57447477), (459, 44681371), (1071, 19149159), (3213, 6383053)]