28389872

素因数分解:

$2^4\times 7^1\times {\mathrm{253481}}^1$

素因数の和:253496

約数の個数: 20

約数和(自身を含む): 62863536

約数和(自身を除く): 34473664

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 253481, 506962, 1013924, 1774367, 2027848, 3548734, 4055696, 7097468, 14194936, 28389872]

約数ペア:

[(1, 28389872), (2, 14194936), (4, 7097468), (7, 4055696), (8, 3548734), (14, 2027848), (16, 1774367), (28, 1013924), (56, 506962), (112, 253481)]