20218656

素因数分解:

$2^5\times 3^1\times {\mathrm{23}}^1\times {\mathrm{9157}}^1$

素因数の和:9193

約数の個数: 48

約数和(自身を含む): 55387584

約数和(自身を除く): 35168928

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 23, 24, 32, 46, 48, 69, 92, 96, 138, 184, 276, 368, 552, 736, 1104, 2208, 9157, 18314, 27471, 36628, 54942, 73256, 109884, 146512, 210611, 219768, 293024, 421222, 439536, 631833, 842444, 879072, 1263666, 1684888, 2527332, 3369776, 5054664, 6739552, 10109328, 20218656]

約数ペア:

[(1, 20218656), (2, 10109328), (3, 6739552), (4, 5054664), (6, 3369776), (8, 2527332), (12, 1684888), (16, 1263666), (23, 879072), (24, 842444), (32, 631833), (46, 439536), (48, 421222), (69, 293024), (92, 219768), (96, 210611), (138, 146512), (184, 109884), (276, 73256), (368, 54942), (552, 36628), (736, 27471), (1104, 18314), (2208, 9157)]