18880557046

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{97}}^1\times {\mathrm{174101}}^1$

素因数の和:174256

約数の個数: 32

約数和(自身を含む): 31530568608

約数和(自身を除く): 12650011562

約数列:

[1, 2, 13, 26, 43, 86, 97, 194, 559, 1118, 1261, 2522, 4171, 8342, 54223, 108446, 174101, 348202, 2263313, 4526626, 7486343, 14972686, 16887797, 33775594, 97322459, 194644918, 219541361, 439082722, 726175271, 1452350542, 9440278523, 18880557046]

約数ペア:

[(1, 18880557046), (2, 9440278523), (13, 1452350542), (26, 726175271), (43, 439082722), (86, 219541361), (97, 194644918), (194, 97322459), (559, 33775594), (1118, 16887797), (1261, 14972686), (2522, 7486343), (4171, 4526626), (8342, 2263313), (54223, 348202), (108446, 174101)]