20201472

素因数分解:

$2^{14}\times 3^2\times {\mathrm{137}}^1$

素因数の和:171

約数の個数: 90

約数和(自身を含む): 58783998

約数和(自身を除く): 38582526

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 64, 72, 96, 128, 137, 144, 192, 256, 274, 288, 384, 411, 512, 548, 576, 768, 822, 1024, 1096, 1152, 1233, 1536, 1644, 2048, 2192, 2304, 2466, 3072, 3288, 4096, 4384, 4608, 4932, 6144, 6576, 8192, 8768, 9216, 9864, 12288, 13152, 16384, 17536, 18432, 19728, 24576, 26304, 35072, 36864, 39456, 49152, 52608, 70144, 73728, 78912, 105216, 140288, 147456, 157824, 210432, 280576, 315648, 420864, 561152, 631296, 841728, 1122304, 1262592, 1683456, 2244608, 2525184, 3366912, 5050368, 6733824, 10100736, 20201472]

約数ペア:

[(1, 20201472), (2, 10100736), (3, 6733824), (4, 5050368), (6, 3366912), (8, 2525184), (9, 2244608), (12, 1683456), (16, 1262592), (18, 1122304), (24, 841728), (32, 631296), (36, 561152), (48, 420864), (64, 315648), (72, 280576), (96, 210432), (128, 157824), (137, 147456), (144, 140288), (192, 105216), (256, 78912), (274, 73728), (288, 70144), (384, 52608), (411, 49152), (512, 39456), (548, 36864), (576, 35072), (768, 26304), (822, 24576), (1024, 19728), (1096, 18432), (1152, 17536), (1233, 16384), (1536, 13152), (1644, 12288), (2048, 9864), (2192, 9216), (2304, 8768), (2466, 8192), (3072, 6576), (3288, 6144), (4096, 4932), (4384, 4608)]