20120877028

素因数分解:

$2^2\times 7^1\times {\mathrm{718602751}}^1$

素因数の和:718602762

約数の個数: 12

約数和(自身を含む): 40241754112

約数和(自身を除く): 20120877084

約数列:

[1, 2, 4, 7, 14, 28, 718602751, 1437205502, 2874411004, 5030219257, 10060438514, 20120877028]

約数ペア:

[(1, 20120877028), (2, 10060438514), (4, 5030219257), (7, 2874411004), (14, 1437205502), (28, 718602751)]