17869870

素因数分解:

$2^1\times 5^1\times {\mathrm{47}}^1\times {\mathrm{193}}^1\times {\mathrm{197}}^1$

素因数の和:444

約数の個数: 32

約数和(自身を含む): 33187968

約数和(自身を除く): 15318098

約数列:

[1, 2, 5, 10, 47, 94, 193, 197, 235, 386, 394, 470, 965, 985, 1930, 1970, 9071, 9259, 18142, 18518, 38021, 45355, 46295, 76042, 90710, 92590, 190105, 380210, 1786987, 3573974, 8934935, 17869870]

約数ペア:

[(1, 17869870), (2, 8934935), (5, 3573974), (10, 1786987), (47, 380210), (94, 190105), (193, 92590), (197, 90710), (235, 76042), (386, 46295), (394, 45355), (470, 38021), (965, 18518), (985, 18142), (1930, 9259), (1970, 9071)]