19590088

素因数分解:

$2^3\times 7^1\times {\mathrm{353}}^1\times {\mathrm{991}}^1$

素因数の和:1357

約数の個数: 32

約数和(自身を含む): 42140160

約数和(自身を除く): 22550072

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 353, 706, 991, 1412, 1982, 2471, 2824, 3964, 4942, 6937, 7928, 9884, 13874, 19768, 27748, 55496, 349823, 699646, 1399292, 2448761, 2798584, 4897522, 9795044, 19590088]

約数ペア:

[(1, 19590088), (2, 9795044), (4, 4897522), (7, 2798584), (8, 2448761), (14, 1399292), (28, 699646), (56, 349823), (353, 55496), (706, 27748), (991, 19768), (1412, 13874), (1982, 9884), (2471, 7928), (2824, 6937), (3964, 4942)]