19656872

素因数分解:

$2^3\times {\mathrm{881}}^1\times {\mathrm{2789}}^1$

素因数の和:3676

約数の個数: 16

約数和(自身を含む): 36911700

約数和(自身を除く): 17254828

約数列:

[1, 2, 4, 8, 881, 1762, 2789, 3524, 5578, 7048, 11156, 22312, 2457109, 4914218, 9828436, 19656872]

約数ペア:

[(1, 19656872), (2, 9828436), (4, 4914218), (8, 2457109), (881, 22312), (1762, 11156), (2789, 7048), (3524, 5578)]