16667888

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{233}}^1\times {\mathrm{263}}^1$

素因数の和:521

約数の個数: 40

約数和(自身を含む): 34471008

約数和(自身を除く): 17803120

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 136, 233, 263, 272, 466, 526, 932, 1052, 1864, 2104, 3728, 3961, 4208, 4471, 7922, 8942, 15844, 17884, 31688, 35768, 61279, 63376, 71536, 122558, 245116, 490232, 980464, 1041743, 2083486, 4166972, 8333944, 16667888]

約数ペア:

[(1, 16667888), (2, 8333944), (4, 4166972), (8, 2083486), (16, 1041743), (17, 980464), (34, 490232), (68, 245116), (136, 122558), (233, 71536), (263, 63376), (272, 61279), (466, 35768), (526, 31688), (932, 17884), (1052, 15844), (1864, 8942), (2104, 7922), (3728, 4471), (3961, 4208)]