168593890

素因数分解:

$2^1\times 5^1\times {\mathrm{409}}^1\times {\mathrm{41221}}^1$

素因数の和:41637

約数の個数: 16

約数和(自身を含む): 304218360

約数和(自身を除く): 135624470

約数列:

[1, 2, 5, 10, 409, 818, 2045, 4090, 41221, 82442, 206105, 412210, 16859389, 33718778, 84296945, 168593890]

約数ペア:

[(1, 168593890), (2, 84296945), (5, 33718778), (10, 16859389), (409, 412210), (818, 206105), (2045, 82442), (4090, 41221)]