2189168

素因数分解:

$2^4\times {\mathrm{61}}^1\times {\mathrm{2243}}^1$

素因数の和:2312

約数の個数: 20

約数和(自身を含む): 4312968

約数和(自身を除く): 2123800

約数列:

[1, 2, 4, 8, 16, 61, 122, 244, 488, 976, 2243, 4486, 8972, 17944, 35888, 136823, 273646, 547292, 1094584, 2189168]

約数ペア:

[(1, 2189168), (2, 1094584), (4, 547292), (8, 273646), (16, 136823), (61, 35888), (122, 17944), (244, 8972), (488, 4486), (976, 2243)]