18698896

素因数分解:

$2^4\times {\mathrm{67}}^1\times {\mathrm{17443}}^1$

素因数の和:17518

約数の個数: 20

約数和(自身を含む): 36771952

約数和(自身を除く): 18073056

約数列:

[1, 2, 4, 8, 16, 67, 134, 268, 536, 1072, 17443, 34886, 69772, 139544, 279088, 1168681, 2337362, 4674724, 9349448, 18698896]

約数ペア:

[(1, 18698896), (2, 9349448), (4, 4674724), (8, 2337362), (16, 1168681), (67, 279088), (134, 139544), (268, 69772), (536, 34886), (1072, 17443)]