19978308

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{79279}}^1$

素因数の和:79296

約数の個数: 36

約数和(自身を含む): 57715840

約数和(自身を除く): 37737532

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 252, 79279, 158558, 237837, 317116, 475674, 554953, 713511, 951348, 1109906, 1427022, 1664859, 2219812, 2854044, 3329718, 4994577, 6659436, 9989154, 19978308]

約数ペア:

[(1, 19978308), (2, 9989154), (3, 6659436), (4, 4994577), (6, 3329718), (7, 2854044), (9, 2219812), (12, 1664859), (14, 1427022), (18, 1109906), (21, 951348), (28, 713511), (36, 554953), (42, 475674), (63, 317116), (84, 237837), (126, 158558), (252, 79279)]