19111708

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^2\times {\mathrm{5641}}^1$

素因数の和:5674

約数の個数: 36

約数和(自身を含む): 42021616

約数和(自身を除く): 22909908

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 77, 121, 154, 242, 308, 484, 847, 1694, 3388, 5641, 11282, 22564, 39487, 62051, 78974, 124102, 157948, 248204, 434357, 682561, 868714, 1365122, 1737428, 2730244, 4777927, 9555854, 19111708]

約数ペア:

[(1, 19111708), (2, 9555854), (4, 4777927), (7, 2730244), (11, 1737428), (14, 1365122), (22, 868714), (28, 682561), (44, 434357), (77, 248204), (121, 157948), (154, 124102), (242, 78974), (308, 62051), (484, 39487), (847, 22564), (1694, 11282), (3388, 5641)]