18958490

素因数分解:

$2^1\times 5^1\times {\mathrm{1171}}^1\times {\mathrm{1619}}^1$

素因数の和:2797

約数の個数: 16

約数和(自身を含む): 34175520

約数和(自身を除く): 15217030

約数列:

[1, 2, 5, 10, 1171, 1619, 2342, 3238, 5855, 8095, 11710, 16190, 1895849, 3791698, 9479245, 18958490]

約数ペア:

[(1, 18958490), (2, 9479245), (5, 3791698), (10, 1895849), (1171, 16190), (1619, 11710), (2342, 8095), (3238, 5855)]