19829722

素因数分解:

$2^1\times {\mathrm{11}}^2\times {\mathrm{67}}^1\times {\mathrm{1223}}^1$

素因数の和:1314

約数の個数: 24

約数和(自身を含む): 33209568

約数和(自身を除く): 13379846

約数列:

[1, 2, 11, 22, 67, 121, 134, 242, 737, 1223, 1474, 2446, 8107, 13453, 16214, 26906, 81941, 147983, 163882, 295966, 901351, 1802702, 9914861, 19829722]

約数ペア:

[(1, 19829722), (2, 9914861), (11, 1802702), (22, 901351), (67, 295966), (121, 163882), (134, 147983), (242, 81941), (737, 26906), (1223, 16214), (1474, 13453), (2446, 8107)]