20183149

素因数分解:

$7^3\times {\mathrm{19}}^2\times {\mathrm{163}}^1$

素因数の和:222

約数の個数: 24

約数和(自身を含む): 24993600

約数和(自身を除く): 4810451

約数列:

[1, 7, 19, 49, 133, 163, 343, 361, 931, 1141, 2527, 3097, 6517, 7987, 17689, 21679, 55909, 58843, 123823, 151753, 411901, 1062271, 2883307, 20183149]

約数ペア:

[(1, 20183149), (7, 2883307), (19, 1062271), (49, 411901), (133, 151753), (163, 123823), (343, 58843), (361, 55909), (931, 21679), (1141, 17689), (2527, 7987), (3097, 6517)]