20921006

素因数分解:

$2^1\times {\mathrm{29}}^1\times {\mathrm{197}}^1\times {\mathrm{1831}}^1$

素因数の和:2059

約数の個数: 16

約数和(自身を含む): 32646240

約数和(自身を除く): 11725234

約数列:

[1, 2, 29, 58, 197, 394, 1831, 3662, 5713, 11426, 53099, 106198, 360707, 721414, 10460503, 20921006]

約数ペア:

[(1, 20921006), (2, 10460503), (29, 721414), (58, 360707), (197, 106198), (394, 53099), (1831, 11426), (3662, 5713)]