19479404

素因数分解:

$2^2\times 7^1\times {\mathrm{557}}^1\times {\mathrm{1249}}^1$

素因数の和:1817

約数の個数: 24

約数和(自身を含む): 39060000

約数和(自身を除く): 19580596

約数列:

[1, 2, 4, 7, 14, 28, 557, 1114, 1249, 2228, 2498, 3899, 4996, 7798, 8743, 15596, 17486, 34972, 695693, 1391386, 2782772, 4869851, 9739702, 19479404]

約数ペア:

[(1, 19479404), (2, 9739702), (4, 4869851), (7, 2782772), (14, 1391386), (28, 695693), (557, 34972), (1114, 17486), (1249, 15596), (2228, 8743), (2498, 7798), (3899, 4996)]