20381184

素因数分解:

$2^9\times 3^2\times {\mathrm{4423}}^1$

素因数の和:4447

約数の個数: 60

約数和(自身を含む): 58834776

約数和(自身を除く): 38453592

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 64, 72, 96, 128, 144, 192, 256, 288, 384, 512, 576, 768, 1152, 1536, 2304, 4423, 4608, 8846, 13269, 17692, 26538, 35384, 39807, 53076, 70768, 79614, 106152, 141536, 159228, 212304, 283072, 318456, 424608, 566144, 636912, 849216, 1132288, 1273824, 1698432, 2264576, 2547648, 3396864, 5095296, 6793728, 10190592, 20381184]

約数ペア:

[(1, 20381184), (2, 10190592), (3, 6793728), (4, 5095296), (6, 3396864), (8, 2547648), (9, 2264576), (12, 1698432), (16, 1273824), (18, 1132288), (24, 849216), (32, 636912), (36, 566144), (48, 424608), (64, 318456), (72, 283072), (96, 212304), (128, 159228), (144, 141536), (192, 106152), (256, 79614), (288, 70768), (384, 53076), (512, 39807), (576, 35384), (768, 26538), (1152, 17692), (1536, 13269), (2304, 8846), (4423, 4608)]