20559378

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{21283}}^1$

素因数の和:21318

約数の個数: 32

約数和(自身を含む): 49038336

約数和(自身を除く): 28478958

約数列:

[1, 2, 3, 6, 7, 14, 21, 23, 42, 46, 69, 138, 161, 322, 483, 966, 21283, 42566, 63849, 127698, 148981, 297962, 446943, 489509, 893886, 979018, 1468527, 2937054, 3426563, 6853126, 10279689, 20559378]

約数ペア:

[(1, 20559378), (2, 10279689), (3, 6853126), (6, 3426563), (7, 2937054), (14, 1468527), (21, 979018), (23, 893886), (42, 489509), (46, 446943), (69, 297962), (138, 148981), (161, 127698), (322, 63849), (483, 42566), (966, 21283)]