19712336

素因数分解:

$2^4\times 7^1\times {\mathrm{73}}^1\times {\mathrm{2411}}^1$

素因数の和:2499

約数の個数: 40

約数和(自身を含む): 44265024

約数和(自身を除く): 24552688

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 73, 112, 146, 292, 511, 584, 1022, 1168, 2044, 2411, 4088, 4822, 8176, 9644, 16877, 19288, 33754, 38576, 67508, 135016, 176003, 270032, 352006, 704012, 1232021, 1408024, 2464042, 2816048, 4928084, 9856168, 19712336]

約数ペア:

[(1, 19712336), (2, 9856168), (4, 4928084), (7, 2816048), (8, 2464042), (14, 1408024), (16, 1232021), (28, 704012), (56, 352006), (73, 270032), (112, 176003), (146, 135016), (292, 67508), (511, 38576), (584, 33754), (1022, 19288), (1168, 16877), (2044, 9644), (2411, 8176), (4088, 4822)]