18117486

素因数分解:

$2^1\times 3^3\times {\mathrm{157}}^1\times {\mathrm{2137}}^1$

素因数の和:2305

約数の個数: 32

約数和(自身を含む): 40536480

約数和(自身を除く): 22418994

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 157, 314, 471, 942, 1413, 2137, 2826, 4239, 4274, 6411, 8478, 12822, 19233, 38466, 57699, 115398, 335509, 671018, 1006527, 2013054, 3019581, 6039162, 9058743, 18117486]

約数ペア:

[(1, 18117486), (2, 9058743), (3, 6039162), (6, 3019581), (9, 2013054), (18, 1006527), (27, 671018), (54, 335509), (157, 115398), (314, 57699), (471, 38466), (942, 19233), (1413, 12822), (2137, 8478), (2826, 6411), (4239, 4274)]