180989872

素因数分解:

$2^4\times 7^1\times {\mathrm{1615981}}^1$

素因数の和:1615996

約数の個数: 20

約数和(自身を含む): 400763536

約数和(自身を除く): 219773664

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 1615981, 3231962, 6463924, 11311867, 12927848, 22623734, 25855696, 45247468, 90494936, 180989872]

約数ペア:

[(1, 180989872), (2, 90494936), (4, 45247468), (7, 25855696), (8, 22623734), (14, 12927848), (16, 11311867), (28, 6463924), (56, 3231962), (112, 1615981)]