331318912

素因数分解:

$2^7\times {\mathrm{131}}^1\times {\mathrm{19759}}^1$

素因数の和:19904

約数の個数: 32

約数和(自身を含む): 665121600

約数和(自身を除く): 333802688

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 131, 262, 524, 1048, 2096, 4192, 8384, 16768, 19759, 39518, 79036, 158072, 316144, 632288, 1264576, 2529152, 2588429, 5176858, 10353716, 20707432, 41414864, 82829728, 165659456, 331318912]

約数ペア:

[(1, 331318912), (2, 165659456), (4, 82829728), (8, 41414864), (16, 20707432), (32, 10353716), (64, 5176858), (128, 2588429), (131, 2529152), (262, 1264576), (524, 632288), (1048, 316144), (2096, 158072), (4192, 79036), (8384, 39518), (16768, 19759)]