19957956

素因数分解:

$2^2\times 3^1\times {\mathrm{1123}}^1\times {\mathrm{1481}}^1$

素因数の和:2611

約数の個数: 24

約数和(自身を含む): 46641504

約数和(自身を除く): 26683548

約数列:

[1, 2, 3, 4, 6, 12, 1123, 1481, 2246, 2962, 3369, 4443, 4492, 5924, 6738, 8886, 13476, 17772, 1663163, 3326326, 4989489, 6652652, 9978978, 19957956]

約数ペア:

[(1, 19957956), (2, 9978978), (3, 6652652), (4, 4989489), (6, 3326326), (12, 1663163), (1123, 17772), (1481, 13476), (2246, 8886), (2962, 6738), (3369, 5924), (4443, 4492)]