18178414

素因数分解:

$2^1\times {\mathrm{71}}^1\times {\mathrm{313}}^1\times {\mathrm{409}}^1$

素因数の和:795

約数の個数: 16

約数和(自身を含む): 27807840

約数和(自身を除く): 9629426

約数列:

[1, 2, 71, 142, 313, 409, 626, 818, 22223, 29039, 44446, 58078, 128017, 256034, 9089207, 18178414]

約数ペア:

[(1, 18178414), (2, 9089207), (71, 256034), (142, 128017), (313, 58078), (409, 44446), (626, 29039), (818, 22223)]