19955866

素因数分解:

$2^1\times 7^1\times {\mathrm{379}}^1\times {\mathrm{3761}}^1$

素因数の和:4149

約数の個数: 16

約数和(自身を含む): 34309440

約数和(自身を除く): 14353574

約数列:

[1, 2, 7, 14, 379, 758, 2653, 3761, 5306, 7522, 26327, 52654, 1425419, 2850838, 9977933, 19955866]

約数ペア:

[(1, 19955866), (2, 9977933), (7, 2850838), (14, 1425419), (379, 52654), (758, 26327), (2653, 7522), (3761, 5306)]