20307912

素因数分解:

$2^3\times 3^1\times {\mathrm{359}}^1\times {\mathrm{2357}}^1$

素因数の和:2725

約数の個数: 32

約数和(自身を含む): 50932800

約数和(自身を除く): 30624888

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 359, 718, 1077, 1436, 2154, 2357, 2872, 4308, 4714, 7071, 8616, 9428, 14142, 18856, 28284, 56568, 846163, 1692326, 2538489, 3384652, 5076978, 6769304, 10153956, 20307912]

約数ペア:

[(1, 20307912), (2, 10153956), (3, 6769304), (4, 5076978), (6, 3384652), (8, 2538489), (12, 1692326), (24, 846163), (359, 56568), (718, 28284), (1077, 18856), (1436, 14142), (2154, 9428), (2357, 8616), (2872, 7071), (4308, 4714)]