16505008

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{1087}}^1$

素因数の和:1181

約数の個数: 40

約数和(自身を含む): 34942208

約数和(自身を除く): 18437200

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 73, 104, 146, 208, 292, 584, 949, 1087, 1168, 1898, 2174, 3796, 4348, 7592, 8696, 14131, 15184, 17392, 28262, 56524, 79351, 113048, 158702, 226096, 317404, 634808, 1031563, 1269616, 2063126, 4126252, 8252504, 16505008]

約数ペア:

[(1, 16505008), (2, 8252504), (4, 4126252), (8, 2063126), (13, 1269616), (16, 1031563), (26, 634808), (52, 317404), (73, 226096), (104, 158702), (146, 113048), (208, 79351), (292, 56524), (584, 28262), (949, 17392), (1087, 15184), (1168, 14131), (1898, 8696), (2174, 7592), (3796, 4348)]