19842256

素因数分解:

$2^4\times 7^2\times {\mathrm{25309}}^1$

素因数の和:25331

約数の個数: 30

約数和(自身を含む): 44722770

約数和(自身を除く): 24880514

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 49, 56, 98, 112, 196, 392, 784, 25309, 50618, 101236, 177163, 202472, 354326, 404944, 708652, 1240141, 1417304, 2480282, 2834608, 4960564, 9921128, 19842256]

約数ペア:

[(1, 19842256), (2, 9921128), (4, 4960564), (7, 2834608), (8, 2480282), (14, 1417304), (16, 1240141), (28, 708652), (49, 404944), (56, 354326), (98, 202472), (112, 177163), (196, 101236), (392, 50618), (784, 25309)]