18880442

素因数分解:

$2^1\times 7^1\times {\mathrm{809}}^1\times {\mathrm{1667}}^1$

素因数の和:2485

約数の個数: 16

約数和(自身を含む): 32425920

約数和(自身を除く): 13545478

約数列:

[1, 2, 7, 14, 809, 1618, 1667, 3334, 5663, 11326, 11669, 23338, 1348603, 2697206, 9440221, 18880442]

約数ペア:

[(1, 18880442), (2, 9440221), (7, 2697206), (14, 1348603), (809, 23338), (1618, 11669), (1667, 11326), (3334, 5663)]