16904470

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{239}}^1\times {\mathrm{643}}^1$

素因数の和:900

約数の個数: 32

約数和(自身を含む): 33384960

約数和(自身を除く): 16480490

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 239, 478, 643, 1195, 1286, 2390, 2629, 3215, 5258, 6430, 7073, 13145, 14146, 26290, 35365, 70730, 153677, 307354, 768385, 1536770, 1690447, 3380894, 8452235, 16904470]

約数ペア:

[(1, 16904470), (2, 8452235), (5, 3380894), (10, 1690447), (11, 1536770), (22, 768385), (55, 307354), (110, 153677), (239, 70730), (478, 35365), (643, 26290), (1195, 14146), (1286, 13145), (2390, 7073), (2629, 6430), (3215, 5258)]