31220368

素因数分解:

$2^4\times {\mathrm{163}}^1\times {\mathrm{11971}}^1$

素因数の和:12142

約数の個数: 20

約数和(自身を含む): 60865648

約数和(自身を除く): 29645280

約数列:

[1, 2, 4, 8, 16, 163, 326, 652, 1304, 2608, 11971, 23942, 47884, 95768, 191536, 1951273, 3902546, 7805092, 15610184, 31220368]

約数ペア:

[(1, 31220368), (2, 15610184), (4, 7805092), (8, 3902546), (16, 1951273), (163, 191536), (326, 95768), (652, 47884), (1304, 23942), (2608, 11971)]