18790779

素因数分解:

$3^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{16883}}^1$

素因数の和:16946

約数の個数: 16

約数和(自身を含む): 29175552

約数和(自身を除く): 10384773

約数列:

[1, 3, 7, 21, 53, 159, 371, 1113, 16883, 50649, 118181, 354543, 894799, 2684397, 6263593, 18790779]

約数ペア:

[(1, 18790779), (3, 6263593), (7, 2684397), (21, 894799), (53, 354543), (159, 118181), (371, 50649), (1113, 16883)]