18946906

素因数分解:

$2^1\times {\mathrm{11}}^2\times {\mathrm{59}}^1\times {\mathrm{1327}}^1$

素因数の和:1410

約数の個数: 24

約数和(自身を含む): 31792320

約数和(自身を除く): 12845414

約数列:

[1, 2, 11, 22, 59, 118, 121, 242, 649, 1298, 1327, 2654, 7139, 14278, 14597, 29194, 78293, 156586, 160567, 321134, 861223, 1722446, 9473453, 18946906]

約数ペア:

[(1, 18946906), (2, 9473453), (11, 1722446), (22, 861223), (59, 321134), (118, 160567), (121, 156586), (242, 78293), (649, 29194), (1298, 14597), (1327, 14278), (2654, 7139)]