18645714

素因数分解:

$2^1\times 3^4\times {\mathrm{179}}^1\times {\mathrm{643}}^1$

素因数の和:836

約数の個数: 40

約数和(自身を含む): 42078960

約数和(自身を除く): 23433246

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 81, 162, 179, 358, 537, 643, 1074, 1286, 1611, 1929, 3222, 3858, 4833, 5787, 9666, 11574, 14499, 17361, 28998, 34722, 52083, 104166, 115097, 230194, 345291, 690582, 1035873, 2071746, 3107619, 6215238, 9322857, 18645714]

約数ペア:

[(1, 18645714), (2, 9322857), (3, 6215238), (6, 3107619), (9, 2071746), (18, 1035873), (27, 690582), (54, 345291), (81, 230194), (162, 115097), (179, 104166), (358, 52083), (537, 34722), (643, 28998), (1074, 17361), (1286, 14499), (1611, 11574), (1929, 9666), (3222, 5787), (3858, 4833)]