20156989131

素因数分解:

$3^3\times {\mathrm{17}}^1\times {\mathrm{1303}}^1\times {\mathrm{33703}}^1$

素因数の和:35032

約数の個数: 32

約数和(自身を含む): 31644011520

約数和(自身を除く): 11487022389

約数列:

[1, 3, 9, 17, 27, 51, 153, 459, 1303, 3909, 11727, 22151, 33703, 35181, 66453, 101109, 199359, 303327, 572951, 598077, 909981, 1718853, 5156559, 15469677, 43915009, 131745027, 395235081, 746555153, 1185705243, 2239665459, 6718996377, 20156989131]

約数ペア:

[(1, 20156989131), (3, 6718996377), (9, 2239665459), (17, 1185705243), (27, 746555153), (51, 395235081), (153, 131745027), (459, 43915009), (1303, 15469677), (3909, 5156559), (11727, 1718853), (22151, 909981), (33703, 598077), (35181, 572951), (66453, 303327), (101109, 199359)]