20161432168

素因数分解:

$2^3\times {\mathrm{41}}^1\times {\mathrm{181}}^1\times {\mathrm{339601}}^1$

素因数の和:339829

約数の個数: 32

約数和(自身を含む): 38938765320

約数和(自身を除く): 18777333152

約数列:

[1, 2, 4, 8, 41, 82, 164, 181, 328, 362, 724, 1448, 7421, 14842, 29684, 59368, 339601, 679202, 1358404, 2716808, 13923641, 27847282, 55694564, 61467781, 111389128, 122935562, 245871124, 491742248, 2520179021, 5040358042, 10080716084, 20161432168]

約数ペア:

[(1, 20161432168), (2, 10080716084), (4, 5040358042), (8, 2520179021), (41, 491742248), (82, 245871124), (164, 122935562), (181, 111389128), (328, 61467781), (362, 55694564), (724, 27847282), (1448, 13923641), (7421, 2716808), (14842, 1358404), (29684, 679202), (59368, 339601)]