31238144

素因数分解:

$2^{11}\times 7^1\times {\mathrm{2179}}^1$

素因数の和:2208

約数の個数: 48

約数和(自身を含む): 71416800

約数和(自身を除く): 40178656

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 128, 224, 256, 448, 512, 896, 1024, 1792, 2048, 2179, 3584, 4358, 7168, 8716, 14336, 15253, 17432, 30506, 34864, 61012, 69728, 122024, 139456, 244048, 278912, 488096, 557824, 976192, 1115648, 1952384, 2231296, 3904768, 4462592, 7809536, 15619072, 31238144]

約数ペア:

[(1, 31238144), (2, 15619072), (4, 7809536), (7, 4462592), (8, 3904768), (14, 2231296), (16, 1952384), (28, 1115648), (32, 976192), (56, 557824), (64, 488096), (112, 278912), (128, 244048), (224, 139456), (256, 122024), (448, 69728), (512, 61012), (896, 34864), (1024, 30506), (1792, 17432), (2048, 15253), (2179, 14336), (3584, 8716), (4358, 7168)]