18189216

素因数分解:

$2^5\times 3^2\times {\mathrm{137}}^1\times {\mathrm{461}}^1$

素因数の和:614

約数の個数: 72

約数和(自身を含む): 52216164

約数和(自身を除く): 34026948

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 72, 96, 137, 144, 274, 288, 411, 461, 548, 822, 922, 1096, 1233, 1383, 1644, 1844, 2192, 2466, 2766, 3288, 3688, 4149, 4384, 4932, 5532, 6576, 7376, 8298, 9864, 11064, 13152, 14752, 16596, 19728, 22128, 33192, 39456, 44256, 63157, 66384, 126314, 132768, 189471, 252628, 378942, 505256, 568413, 757884, 1010512, 1136826, 1515768, 2021024, 2273652, 3031536, 4547304, 6063072, 9094608, 18189216]

約数ペア:

[(1, 18189216), (2, 9094608), (3, 6063072), (4, 4547304), (6, 3031536), (8, 2273652), (9, 2021024), (12, 1515768), (16, 1136826), (18, 1010512), (24, 757884), (32, 568413), (36, 505256), (48, 378942), (72, 252628), (96, 189471), (137, 132768), (144, 126314), (274, 66384), (288, 63157), (411, 44256), (461, 39456), (548, 33192), (822, 22128), (922, 19728), (1096, 16596), (1233, 14752), (1383, 13152), (1644, 11064), (1844, 9864), (2192, 8298), (2466, 7376), (2766, 6576), (3288, 5532), (3688, 4932), (4149, 4384)]