19631290

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{107}}^1\times {\mathrm{2621}}^1$

素因数の和:2742

約数の個数: 32

約数和(自身を含む): 40777344

約数和(自身を除く): 21146054

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 107, 214, 535, 749, 1070, 1498, 2621, 3745, 5242, 7490, 13105, 18347, 26210, 36694, 91735, 183470, 280447, 560894, 1402235, 1963129, 2804470, 3926258, 9815645, 19631290]

約数ペア:

[(1, 19631290), (2, 9815645), (5, 3926258), (7, 2804470), (10, 1963129), (14, 1402235), (35, 560894), (70, 280447), (107, 183470), (214, 91735), (535, 36694), (749, 26210), (1070, 18347), (1498, 13105), (2621, 7490), (3745, 5242)]