18580608

素因数分解:

$2^7\times 3^2\times {\mathrm{127}}^2$

素因数の和:274

約数の個数: 72

約数和(自身を含む): 53891955

約数和(自身を除く): 35311347

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 64, 72, 96, 127, 128, 144, 192, 254, 288, 381, 384, 508, 576, 762, 1016, 1143, 1152, 1524, 2032, 2286, 3048, 4064, 4572, 6096, 8128, 9144, 12192, 16129, 16256, 18288, 24384, 32258, 36576, 48387, 48768, 64516, 73152, 96774, 129032, 145161, 146304, 193548, 258064, 290322, 387096, 516128, 580644, 774192, 1032256, 1161288, 1548384, 2064512, 2322576, 3096768, 4645152, 6193536, 9290304, 18580608]

約数ペア:

[(1, 18580608), (2, 9290304), (3, 6193536), (4, 4645152), (6, 3096768), (8, 2322576), (9, 2064512), (12, 1548384), (16, 1161288), (18, 1032256), (24, 774192), (32, 580644), (36, 516128), (48, 387096), (64, 290322), (72, 258064), (96, 193548), (127, 146304), (128, 145161), (144, 129032), (192, 96774), (254, 73152), (288, 64516), (381, 48768), (384, 48387), (508, 36576), (576, 32258), (762, 24384), (1016, 18288), (1143, 16256), (1152, 16129), (1524, 12192), (2032, 9144), (2286, 8128), (3048, 6096), (4064, 4572)]