20193472287

素因数分解:

$3^5\times {\mathrm{17}}^1\times {\mathrm{103}}^1\times {\mathrm{47459}}^1$

素因数の和:47594

約数の個数: 48

約数和(自身を含む): 32339623680

約数和(自身を除く): 12146151393

約数列:

[1, 3, 9, 17, 27, 51, 81, 103, 153, 243, 309, 459, 927, 1377, 1751, 2781, 4131, 5253, 8343, 15759, 25029, 47277, 47459, 141831, 142377, 425493, 427131, 806803, 1281393, 2420409, 3844179, 4888277, 7261227, 11532537, 14664831, 21783681, 43994493, 65351043, 83100709, 131983479, 196053129, 249302127, 395950437, 747906381, 1187851311, 2243719143, 6731157429, 20193472287]

約数ペア:

[(1, 20193472287), (3, 6731157429), (9, 2243719143), (17, 1187851311), (27, 747906381), (51, 395950437), (81, 249302127), (103, 196053129), (153, 131983479), (243, 83100709), (309, 65351043), (459, 43994493), (927, 21783681), (1377, 14664831), (1751, 11532537), (2781, 7261227), (4131, 4888277), (5253, 3844179), (8343, 2420409), (15759, 1281393), (25029, 806803), (47277, 427131), (47459, 425493), (141831, 142377)]