20164453389

素因数分解:

$3^4\times {\mathrm{17}}^1\times {\mathrm{163}}^1\times {\mathrm{89839}}^1$

素因数の和:90031

約数の個数: 40

約数和(自身を含む): 32090129280

約数和(自身を除く): 11925675891

約数列:

[1, 3, 9, 17, 27, 51, 81, 153, 163, 459, 489, 1377, 1467, 2771, 4401, 8313, 13203, 24939, 74817, 89839, 224451, 269517, 808551, 1527263, 2425653, 4581789, 7276959, 13745367, 14643757, 41236101, 43931271, 123708303, 131793813, 248943869, 395381439, 746831607, 1186144317, 2240494821, 6721484463, 20164453389]

約数ペア:

[(1, 20164453389), (3, 6721484463), (9, 2240494821), (17, 1186144317), (27, 746831607), (51, 395381439), (81, 248943869), (153, 131793813), (163, 123708303), (459, 43931271), (489, 41236101), (1377, 14643757), (1467, 13745367), (2771, 7276959), (4401, 4581789), (8313, 2425653), (13203, 1527263), (24939, 808551), (74817, 269517), (89839, 224451)]