20204849

素因数分解:

$7^1\times {\mathrm{37}}^1\times {\mathrm{181}}^1\times {\mathrm{431}}^1$

素因数の和:656

約数の個数: 16

約数和(自身を含む): 23901696

約数和(自身を除く): 3696847

約数列:

[1, 7, 37, 181, 259, 431, 1267, 3017, 6697, 15947, 46879, 78011, 111629, 546077, 2886407, 20204849]

約数ペア:

[(1, 20204849), (7, 2886407), (37, 546077), (181, 111629), (259, 78011), (431, 46879), (1267, 15947), (3017, 6697)]