18188136

素因数分解:

$2^3\times 3^2\times {\mathrm{157}}^1\times {\mathrm{1609}}^1$

素因数の和:1778

約数の個数: 48

約数和(自身を含む): 49604100

約数和(自身を除く): 31415964

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 157, 314, 471, 628, 942, 1256, 1413, 1609, 1884, 2826, 3218, 3768, 4827, 5652, 6436, 9654, 11304, 12872, 14481, 19308, 28962, 38616, 57924, 115848, 252613, 505226, 757839, 1010452, 1515678, 2020904, 2273517, 3031356, 4547034, 6062712, 9094068, 18188136]

約数ペア:

[(1, 18188136), (2, 9094068), (3, 6062712), (4, 4547034), (6, 3031356), (8, 2273517), (9, 2020904), (12, 1515678), (18, 1010452), (24, 757839), (36, 505226), (72, 252613), (157, 115848), (314, 57924), (471, 38616), (628, 28962), (942, 19308), (1256, 14481), (1413, 12872), (1609, 11304), (1884, 9654), (2826, 6436), (3218, 5652), (3768, 4827)]