19488970

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{114641}}^1$

素因数の和:114665

約数の個数: 16

約数和(自身を含む): 37144008

約数和(自身を除く): 17655038

約数列:

[1, 2, 5, 10, 17, 34, 85, 170, 114641, 229282, 573205, 1146410, 1948897, 3897794, 9744485, 19488970]

約数ペア:

[(1, 19488970), (2, 9744485), (5, 3897794), (10, 1948897), (17, 1146410), (34, 573205), (85, 229282), (170, 114641)]