20128528

素因数分解:

$2^4\times 7^1\times {\mathrm{179719}}^1$

素因数の和:179734

約数の個数: 20

約数和(自身を含む): 44570560

約数和(自身を除く): 24442032

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 179719, 359438, 718876, 1258033, 1437752, 2516066, 2875504, 5032132, 10064264, 20128528]

約数ペア:

[(1, 20128528), (2, 10064264), (4, 5032132), (7, 2875504), (8, 2516066), (14, 1437752), (16, 1258033), (28, 718876), (56, 359438), (112, 179719)]