18530856

素因数分解:

$2^3\times 3^4\times {\mathrm{28597}}^1$

素因数の和:28615

約数の個数: 40

約数和(自身を含む): 51905370

約数和(自身を除く): 33374514

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 54, 72, 81, 108, 162, 216, 324, 648, 28597, 57194, 85791, 114388, 171582, 228776, 257373, 343164, 514746, 686328, 772119, 1029492, 1544238, 2058984, 2316357, 3088476, 4632714, 6176952, 9265428, 18530856]

約数ペア:

[(1, 18530856), (2, 9265428), (3, 6176952), (4, 4632714), (6, 3088476), (8, 2316357), (9, 2058984), (12, 1544238), (18, 1029492), (24, 772119), (27, 686328), (36, 514746), (54, 343164), (72, 257373), (81, 228776), (108, 171582), (162, 114388), (216, 85791), (324, 57194), (648, 28597)]